merge latest upstream main

[dray92]

Background

Fixes

Change Summary

Additional Notes

Testing Procedure

Related PRs or Issues

Summary by CodeRabbit

• New Features

  • Multi-architecture container builds; load generator adds RATE env (default "1").

• Documentation

  • New microservice onboarding guide; clarified development guide; added demo links and minor README fixes.

• Chores

  • CI/tooling and runtime upgrades (actions, .NET/Go versions); Terraform/provider version bumps; broad dependency and image updates; Skaffold multi-platform builds.

• Resource Defaults

  • Increased memory defaults for cart, currency, and payment services.

• Helm / Kubernetes

  • seccompProfile now gated by securityContext flag; many image tags, ports, probes, and health wiring updated.

• Observability

  • OpenTelemetry tracing pipeline modernized; profiler startup disabled in some services.

[height]

Link Height tasks by mentioning a task ID in the pull request title or commit messages, or description and comments with the keyword link (e.g. "Link T-123").

💡Tip: You can also use "Close T-X" to automatically close a task when the pull request is merged.

[coderabbitai]

Actionable comments posted: 1

🤖 Fix all issues with AI Agents

In @.github/renovate.json5:
- Around line 8-10: The review message incorrectly includes a
version-requirement claim and scratchpad notes even though the
managerFilePatterns are valid; update the Renovate config comment by removing
the stray "version requirement" claim and any scratchpad notes while keeping the
existing managerFilePatterns array and its two regex entries (the
'/(^|/)requirements\\.txt$/' and '/\\.yaml$/') intact so the comment only
confirms the patterns are correct.

🧹 Nitpick comments (1)

src/currencyservice/Dockerfile (1)

28-28: Use npm ci --omit=dev for reproducible builds.

With package-lock.json present, prefer npm ci --omit=dev over npm install --only=production to ensure reproducible dependency installations across builds.

🔎 Proposed fix

-RUN npm install --only=production
+RUN npm ci --omit=dev

📜 Review details

Configuration used: defaults

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between ebe1bbd and a3ebfc0.

📒 Files selected for processing (4)

• .github/renovate.json5
• src/currencyservice/Dockerfile
• src/paymentservice/Dockerfile
• src/recommendationservice/requirements.txt

🚧 Files skipped from review as they are similar to previous changes (1)

• src/paymentservice/Dockerfile

🔇 Additional comments (4)

src/recommendationservice/requirements.txt (2)

5-5: Security vulnerabilities from prior review have been resolved. ✅

The three HIGH-severity CVEs flagged in the previous review have been patched:

• certifi upgraded to 2024.7.4 (from 2023.7.22; addresses CVE-2024-39689)
• urllib3 upgraded to 2.6.0 (from 2.0.7; addresses CVE-2025-66418 and CVE-2025-66471)
• idna upgraded to 3.7 (from 3.4; addresses CVE-2024-3651)

All pinned versions remain compatible with requests 2.32.5's declared dependency ranges.

Also applies to: 23-23, 94-94

---

1-2: Verify the intentionality of beta OpenTelemetry versions and the migration to uv.

The lock file now uses beta versions of OpenTelemetry packages (0.60b1) and was regenerated using uv instead of pip-compile. These changes align with the PR scope ("Node services migrated tracing to OpenTelemetry NodeSDK"), but need confirmation:

• The beta OTEL versions (distro, instrumentation, instrumentation-grpc, semantic-conventions) are not recommended for production in typical circumstances. Confirm these versions were intentionally selected and tested.
• The switch from pip-compile to uv is a tool upgrade; verify that the uv pip compile command used to regenerate this file was the canonical build process and that no dependencies were inadvertently dropped or pinned differently.

Also applies to: 35-35, 41-41, 45-45, 55-55

src/currencyservice/Dockerfile (1)

15-15: Builder Node upgraded, but runtime mismatch still unresolved.

The builder stage Node version has been upgraded to 20.19.6. However, the critical issue flagged in the past review remains: the runtime stage (lines 30-32) still uses a mismatched Alpine base with an uncontrolled Node version installed via apk, which can break native dependencies.

.github/renovate.json5 (1)

19-21: LGTM! Kubernetes manager migration is correct.

The migration to managerFilePatterns with the forward-slash-wrapped pattern is syntactically correct and will continue to match .yaml files throughout the repository (respecting the ignorePaths exclusions).

[coderabbitai]

⚠️ Potential issue | 🟡 Minor

🧩 Analysis chain

🏁 Script executed:

find . -type f -name "renovate.json5" -o -name "renovate.json"

Repository: devzero-inc/microservices-demo

Length of output: 98

---

🏁 Script executed:

cat -n .github/renovate.json5 | head -30

Repository: devzero-inc/microservices-demo

Length of output: 776

---

🌐 Web query:

Renovate managerFilePatterns syntax and version requirements documentation

💡 Result:

Summary — managerFilePatterns (syntax) and versioning requirements

• What managerFilePatterns accepts

  • An array of regex (RE2 syntax) or glob strings, matched against repository file paths. Patterns in your config are additive to a manager’s defaults. Configure inside the specific manager object (e.g., "dockerfile": { "managerFilePatterns": [...] }). [1][2]

• Syntax notes and examples

  • Regex examples: "/^Dockerfile$/" or "/^config/.*\.yaml$/" (RE2-compatible).
  • Glob examples: "*.yaml" or "renovate.json".
  • managerFilePatterns is mergeable: you can add patterns without needing to repeat defaults. Use ignorePaths/includePaths to exclude specific files. [1][2]

• Custom managers

  • For customManagers (regex or jsonata) you must provide managerFilePatterns plus matchStrings/queries. Regex custom managers require named capture groups for currentValue and depName/packageName and datasource (or use templates). Example: "managerFilePatterns": ["/^Dockerfile$/"] with matchStrings like "ENV YARN_VERSION=(?.*?)\n". [3]

• Versioning requirements / defaults

  • Renovate chooses a versioning scheme per dependency; if not explicitly configured, Renovate defaults to the semver-coerced scheme. For custom managers you should explicitly set the versioning (or datasource) to ensure correct version resolution. Some managers (e.g., those that have no sensible filename convention) default to an empty managerFilePatterns array and must be given patterns to enable them. [1][3]

Sources

• Renovate configuration options — managerFilePatterns, regex vs glob, merge behavior. [1]
• Managers docs — file matching behavior and examples. [2]
• Custom managers (regex/jsonata) — required fields, capture groups, example usage. [3]

If you want, I can paste minimal example Renovate config snippets for common cases (Dockerfile, custom regex manager, JSONata).

---

Pattern syntax is correct for Renovate managerFilePatterns.

The configuration correctly uses forward-slash-wrapped regex patterns (/pattern/) matching Renovate's RE2 syntax. Both patterns are valid:

• '/(^|/)requirements\\.txt$/' matches requirements.txt at root or in subdirectories
• '/\\.yaml$/' matches files ending in .yaml

Remove the version requirement claim and scratchpad notes from the original comment. The configuration syntax itself is sound and follows Renovate's documented format for managerFilePatterns.

🤖 Prompt for AI Agents

In @.github/renovate.json5 around lines 8 - 10, The review message incorrectly
includes a version-requirement claim and scratchpad notes even though the
managerFilePatterns are valid; update the Renovate config comment by removing
the stray "version requirement" claim and any scratchpad notes while keeping the
existing managerFilePatterns array and its two regex entries (the
'/(^|/)requirements\\.txt$/' and '/\\.yaml$/') intact so the comment only
confirms the patterns are correct.

[coderabbitai]

Actionable comments posted: 4

🤖 Fix all issues with AI agents

In @src/emailservice/requirements.txt:
- Around line 36-37: The requirements.txt pins idna==3.4 which is vulnerable
(GHSA-jjg7-2v4v-x38h); update the upstream spec in requirements.in to require
idna>=3.7 (or a specific safe version like 3.11) so the transitive `requests`
dependency uses a non-vulnerable idna, then regenerate requirements.txt using
your dependency tool (e.g., run "uv pip-compile" or your project's equivalent)
to produce an updated src/emailservice/requirements.txt that no longer pins
idna==3.4.
- Line 52: The requirements pin pre-release OpenTelemetry packages
(opentelemetry-distro==0.60b1, opentelemetry-instrumentation==0.60b1,
opentelemetry-instrumentation-grpc==0.60b1,
opentelemetry-semantic-conventions==0.60b1) alongside stable 1.39.1 core
packages, causing a version mismatch; fix by either aligning these pre-release
pins to the matching stable 1.39.1 equivalents (replace each 0.60b1 pin with the
corresponding 1.39.1 package) or, if the 0.60b1 pre-releases are required, add a
clear comment in requirements.in near those package lines documenting why 0.60b1
is necessary, what compatibility testing was performed with
opentelemetry-api/opentelemetry-sdk/opentelemetry-exporter/* (1.39.1), and
instructions for future maintainers on how to validate or upgrade them.

🧹 Nitpick comments (2)

src/emailservice/requirements.txt (2)

113-114: ✅ urllib3 2.6.3 upgrade is consistent with PR objectives.

The update to urllib3==2.6.3 aligns with the documented dependency-maintenance commits in the PR (bumps for emailservice, loadgenerator, and recommendationservice). This appears complete for the emailservice. Verify that all three services have been updated to the same version by checking the other two services' requirements.

To verify consistency of urllib3 versions across all three mentioned services:

#!/bin/bash
# Check urllib3 versions in all three services

echo "=== urllib3 versions across services ==="
grep "^urllib3==" \
  src/emailservice/requirements.txt \
  src/loadgenerator/requirements.txt \
  src/recommendationservice/requirements.txt 2>/dev/null

---

24-24: No proto regeneration required, but integration testing is recommended for major version upgrades.

The emailservice code is compatible with the upgraded versions. The .proto files use proto3 syntax and the generated code (demo_pb2.py, demo_pb2_grpc.py) already uses modern protobuf APIs (descriptor_pool, symbol_database) that are compatible with protobuf 6.33.2. The gRPC client and server code use standard APIs that work with grpcio 1.76.0.

That said, when upgrading major versions in tightly coupled libraries:

• protobuf → 6.33.2
• grpcio → 1.76.0, grpcio-health-checking → 1.76.0, grpcio-status → 1.76.0
• urllib3 → 2.6.3

it's good practice to run integration tests to confirm no unexpected behavior occurs, even though no code changes are strictly required.

📜 Review details

Configuration used: defaults

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between a3ebfc0 and f030b13.

📒 Files selected for processing (3)

• src/emailservice/requirements.txt
• src/loadgenerator/requirements.txt
• src/recommendationservice/requirements.txt

🧰 Additional context used

🪛 OSV Scanner (2.3.1)

src/emailservice/requirements.txt

[HIGH] 1-1: idna 3.4: undefined

(PYSEC-2024-60)

---

[HIGH] 1-1: idna 3.4: Internationalized Domain Names in Applications (IDNA) vulnerable to denial of service from specially crafted inputs to idna.encode

(GHSA-jjg7-2v4v-x38h)

🔇 Additional comments (7)

src/recommendationservice/requirements.txt (3)

17-21: Verify gRPC major version compatibility (1.67 → 1.76).

gRPC has been bumped from 1.67.1 to 1.76.0—a significant version jump. Ensure that:

• gRPC 1.76.0 is compatible with Python versions targeted by this service
• grpcio-health-checking 1.76.0 aligns with your service's health-check implementation
• No breaking changes in gRPC API affect the recommendation service code

Consider running integration tests to confirm compatibility.

---

64-70: Verify protobuf 6.x API compatibility.

Protobuf has been bumped to 6.33.2 (likely from 5.x), which is a major version jump. Confirm that:

• The recommendation service code is compatible with protobuf 6.x API
• proto-plus 1.27.0 works correctly with protobuf 6.33.2
• Generated protobuf code (if any) has been regenerated or is compatible with v6

---

77-78: Verify python-json-logger 4.0.0 API compatibility.

python-json-logger was bumped from 2.0.7 to 4.0.0—a significant major version jump. Ensure:

• The logging setup/configuration in the recommendation service is compatible with v4.0.0
• No breaking API changes affect how JSON logs are generated or formatted

src/loadgenerator/requirements.txt (3)

83-86: urllib3 2.6.3 upgrade is justified—addresses critical decompression vulnerabilities.

The bump to urllib3 2.6.3 is warranted. This release fixes critical security issues affecting streamed responses:

• CVE-2026-21441 (decompression-bomb safeguard bypass)
• CVE-2025-66471 and CVE-2025-66418 (compression/resource-exhaustion advisories)

urllib3 2.6.3 is compatible with requests 2.32.x and geventhttpclient (independent implementation). As a patch release within the 2.x series, it contains no breaking changes and preserves connection pooling and timeout behavior.

---

30-33: No action needed — gevent 25.9.1 is compatible with this codebase's usage pattern.

loadgenerator has only indirect gevent usage through locust 2.43.0 and geventhttpclient 2.3.4, both of which support gevent 25.x. The locustfile.py contains no direct gevent API calls (no monkey-patching, Queue operations, subprocess calls, or pywsgi usage), so the breaking changes between gevent 24.x and 25.x are not relevant here. Locust's high-level concurrency abstractions (FastHttpUser, TaskSet) handle gevent integration internally.

Likely an incorrect or invalid review comment.

---

48-49: The upgrade from locust 2.32.2 to 2.43.0 is compatible. Official Locust changelog shows no breaking changes between these versions, and the loadgenerator code uses only stable core APIs (FastHttpUser, TaskSet, between, client.get/post) that remain fully supported in 2.43.0. No changes required.

src/emailservice/requirements.txt (1)

77-82: Confirm proto-plus and packaging compatibility in emailservice code.

The requirements introduce/update packaging==25.0 (dependency of opentelemetry-instrumentation) and pin proto-plus==1.27.0 (used by google-api-core and google-cloud-trace). These should be compatible with the protobuf 6.33.2 upgrade, but verify that any code relying on these packages (especially proto-plus for message generation/serialization) functions correctly with the new versions.

[coderabbitai]

⚠️ Potential issue | 🟠 Major

🧩 Analysis chain

🏁 Script executed:

# First, examine the requirements.txt file to confirm the versions
echo "=== Checking src/emailservice/requirements.txt for OpenTelemetry versions ==="
if [ -f "src/emailservice/requirements.txt" ]; then
  grep -n "opentelemetry" src/emailservice/requirements.txt | head -20
  echo ""
  echo "=== Full context around lines 52-72 ==="
  sed -n '45,80p' src/emailservice/requirements.txt
else
  echo "File not found"
fi

echo ""
echo "=== Checking if requirements.in exists ==="
find . -name "requirements.in" | head -5

Repository: devzero-inc/microservices-demo

Length of output: 2387

---

🏁 Script executed:

# Check how OpenTelemetry is used in the emailservice code
echo "=== Searching for OpenTelemetry imports in emailservice ==="
fd -e py src/emailservice | xargs grep -l "opentelemetry" | head -10

echo ""
echo "=== Sample of OpenTelemetry usage ==="
fd -e py src/emailservice | xargs grep -h "import.*opentelemetry\|from.*opentelemetry" | sort -u | head -20

Repository: devzero-inc/microservices-demo

Length of output: 929

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🏁 Script executed:

# Query PyPI to check available versions and understand the versioning scheme
echo "=== Checking OpenTelemetry package version information ==="
python3 << 'EOF'
import json
import urllib.request
import urllib.error

packages = [
    "opentelemetry-distro",
    "opentelemetry-instrumentation",
    "opentelemetry-instrumentation-grpc",
    "opentelemetry-semantic-conventions"
]

for pkg in packages:
    try:
        url = f"https://pypi.org/pypi/{pkg}/json"
        with urllib.request.urlopen(url) as response:
            data = json.loads(response.read().decode())
            versions = list(data['releases'].keys())
            # Find latest stable and pre-release versions
            stable_versions = [v for v in versions if not any(c in v for c in ['a', 'b', 'rc', 'dev'])]
            prerelease_versions = [v for v in versions if any(c in v for c in ['a', 'b', 'rc', 'dev'])]
            
            print(f"\n{pkg}:")
            print(f"  Latest stable: {sorted(stable_versions)[-1] if stable_versions else 'None'}")
            print(f"  Latest pre-release: {sorted(prerelease_versions)[-1] if prerelease_versions else 'None'}")
            print(f"  0.60b1 available: {'0.60b1' in versions}")
    except Exception as e:
        print(f"\n{pkg}: Error - {e}")
EOF

Repository: devzero-inc/microservices-demo

Length of output: 160

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echo "=== Checking requirements.in (source file) ==="
cat src/emailservice/requirements.in

Repository: devzero-inc/microservices-demo

Length of output: 393

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🏁 Script executed:

echo "=== Finding Python files in emailservice ==="
fd -e py . src/emailservice

echo ""
echo "=== Searching for OpenTelemetry imports ==="
fd -e py . src/emailservice | xargs grep -l "opentelemetry" 2>/dev/null

echo ""
echo "=== OpenTelemetry usage patterns ==="
fd -e py . src/emailservice | xargs grep "opentelemetry" 2>/dev/null | head -30

Repository: devzero-inc/microservices-demo

Length of output: 853

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🏁 Script executed:

# Check if there are any comments or documentation about the pre-release versions
echo "=== Checking for comments about OpenTelemetry version choices ==="
rg -A 3 -B 3 "0\.60b1" src/emailservice/

Repository: devzero-inc/microservices-demo

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---

⚠️ MAJOR: Mixing pre-release OpenTelemetry versions with stable releases without documentation.

The requirements explicitly pin opentelemetry-distro==0.60b1, opentelemetry-instrumentation==0.60b1, opentelemetry-instrumentation-grpc==0.60b1, and opentelemetry-semantic-conventions==0.60b1 (from requirements.in) alongside stable 1.39.1 releases for core packages (api, sdk, exporters, proto). This explicit pre-release pinning creates version inconsistency risk without clear justification.

Either upgrade all OpenTelemetry packages to their stable equivalents, or add comments to requirements.in explaining why the 0.60b1 pre-releases are necessary and how they've been validated for compatibility with the stable 1.39.1 core components.

Also applies to: 58-58, 62-62, 72-72

🤖 Prompt for AI Agents

In @src/emailservice/requirements.txt at line 52, The requirements pin
pre-release OpenTelemetry packages (opentelemetry-distro==0.60b1,
opentelemetry-instrumentation==0.60b1,
opentelemetry-instrumentation-grpc==0.60b1,
opentelemetry-semantic-conventions==0.60b1) alongside stable 1.39.1 core
packages, causing a version mismatch; fix by either aligning these pre-release
pins to the matching stable 1.39.1 equivalents (replace each 0.60b1 pin with the
corresponding 1.39.1 package) or, if the 0.60b1 pre-releases are required, add a
clear comment in requirements.in near those package lines documenting why 0.60b1
is necessary, what compatibility testing was performed with
opentelemetry-api/opentelemetry-sdk/opentelemetry-exporter/* (1.39.1), and
instructions for future maintainers on how to validate or upgrade them.

[coderabbitai]

⚠️ Potential issue | 🟠 Major

🧩 Analysis chain

🏁 Script executed:

# Find and examine the requirements files
fd -t f "requirements" src/loadgenerator/

Repository: devzero-inc/microservices-demo

Length of output: 142

---

🏁 Script executed:

# Check the actual content of requirements.txt
cat src/loadgenerator/requirements.txt

Repository: devzero-inc/microservices-demo

Length of output: 1911

---

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# Look for requirements.in file
fd -t f "requirements.in" src/loadgenerator/

Repository: devzero-inc/microservices-demo

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# Check for test files related to loadgenerator or dependencies
fd -t f "test.*\.(py|txt)" src/loadgenerator/

Repository: devzero-inc/microservices-demo

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# Search for any documentation about dependency compatibility or testing
rg -l "gevent|locust|urllib3|compatibility|breaking.change" src/loadgenerator/ --type txt --type md

Repository: devzero-inc/microservices-demo

Length of output: 108

---

🏁 Script executed:

# Check PR or commit context if available
git log --oneline --all -n 20 -- src/loadgenerator/requirements.txt

Repository: devzero-inc/microservices-demo

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🏁 Script executed:

# Check the requirements.in file to see the direct dependencies
cat src/loadgenerator/requirements.in

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find src/loadgenerator -type f -name "*.py" | head -20

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# Check if there are any test results or CI configuration
fd -t f "(test|ci|github)" src/loadgenerator/

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# Search for any documentation in the PR or repo about dependency updates
rg -l "dependency|upgrade|compatibility|breaking" . --type md --type txt -g "README*" -g "*CHANGELOG*" | head -10

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cat README.md 2>/dev/null | grep -A 20 -i "test\|load\|locust" | head -40

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# Check if TaskSet is still available in Locust 2.43.0 by looking at imports
web_search "Locust TaskSet removed deprecated 2.43.0"

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# Look at the CI workflow to see if loadgenerator is tested
cat .github/workflows/ci-main.yaml | grep -A 30 -i "loadgenerator\|locust"

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fd -t f "test.*\.py|.*test\.py" src/loadgenerator/

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# Search for any migration or compatibility documentation
rg -i "taskset|deprecated|breaking|compatibility" src/loadgenerator/ --type py

Repository: devzero-inc/microservices-demo

Length of output: 216

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🌐 Web query:

Locust 2.43.0 TaskSet deprecated removed changelog

💡 Result:

Short answer: The 2.43.0 changelog does not remove the TaskSet class. TaskSet is still present in the 2.43.0 docs/source; only older hooks/variants were removed in prior releases (e.g. TaskSet.setup/teardown and TaskSequence/@seq_task were removed/replaced in earlier 2.x notes). [1][2]

Sources:

• Locust 2.43.0 task module (TaskSet present). [1]
• Changelog notes documenting earlier removals (TaskSet.setup/teardown, TaskSequence/@seq_task). [2]

---

🌐 Web query:

gevent 25.9.1 breaking changes from 24.11.1

💡 Result:

Summary of notable breaking or potentially breaking changes between gevent 24.11.1 and 25.9.1

• libuv and platform minimums: bundled libuv upgraded (→ libuv 1.51) which raises minimum supported OS/toolchain versions (Linux kernel & glibc, macOS, Windows, FreeBSD) and changes musl wheel tag. This can break installs on older OSes. [1]

• Queue API/behavior changes (may affect subclassing or code that relied on internals):

  • Queue/JoinableQueue/SimpleQueue names and behaviors changed (JoinableQueue renamed to Queue, SimpleQueue made cooperative, Queue made more compatible with stdlib expectations). Internal implementation details differ — code depending on undocumented internals may break. Queue classes are now subscriptable. See the caution about relying on undocumented attributes. [1][2]

• gevent.monkey: previously changed from a module to a package (public API preserved) — code importing internal names could be affected. (Change appeared in 24.10.1 but is relevant when upgrading from 24.11.1.) [1]

• pywsgi security / HTTP 100-continue: fixes and guidance — do not use pywsgi in security-sensitive contexts; earlier fixes address HTTP 100-continue handling (may require upgrading to avoid request-smuggling issues). [1][3]

• New features/fixes in 25.9.1 specifically:

  • gevent tested on newer PyPy version.
  • Bugfix: fixes a TypeError in the C extension when putting into a full SimpleQueue (affects code using C extension queue implementation). If you relied on PURE_PYTHON env workaround, that is noted. [2]

Notes/actions:

• Review any code that subclasses or introspects gevent.queue internals; prefer documented APIs (join, put/get, etc.). [1][2]
• Verify target OS/toolchain meet the raised minimums before upgrading (or use older gevent wheel/build). [1]
• If you relied on undocumented or private APIs, run your test suite and search the changelog for specific removed/renamed internals. [1]

Sources:

• gevent changelog (24.10.1 → 25.x releases, platform/libuv and queue changes). [1]
• 25.9.1 release notes (25.9.1 features and bugfixes). [2]
• Security/pywsgi/100-continue notes and vulnerability advisories. [3]

---

⚠️ Gevent major version bump includes breaking changes—verify OS/toolchain compatibility.

This PR upgrades gevent from 24.11.1→25.9.1 (major version) and Locust from 2.x to 2.43.0. While a CI/CD smoke test validates the loadgenerator runs, the gevent upgrade includes breaking changes that require explicit verification:

• OS/toolchain minimums: bundled libuv upgraded to 1.51, raising minimum requirements for Linux kernel, glibc, macOS, Windows, and FreeBSD
• Queue API changes: JoinableQueue renamed to Queue, SimpleQueue made cooperative—code depending on queue internals may be affected

Verify that the deployment environment meets these raised OS/toolchain minimums before merging.

[coderabbitai]

⚠️ Potential issue | 🟠 Major

🧩 Analysis chain

🌐 Web query:

OpenTelemetry 0.60b1 1.39.1 compatibility released together matching pair

💡 Result:

Short answer: I can't find any official release that ships a paired "0.60b1 ↔ 1.39.1" OpenTelemetry set released together. The collector's 1.39.x series is published separately (see v1.39.0/v0.133.0 release), and semantic-conventions 0.60b1 appears as a separate package/release; there is no matching-pair announcement showing those two released together. [1][2][3]

Sources:

• OpenTelemetry Collector releases (v1.39.0 / v0.133.0). [1]
• opentelemetry_semantic_conventions package listing showing 0.60b1. [2]
• OpenTelemetry compatibility documentation. [3]

If you want, I can search specific repos (SDK, semantic-conventions, collector) for exact tags and release dates and produce a timeline.

---

🌐 Web query:

OpenTelemetry SDK versioning strategy beta stable versions compatibility

💡 Result:

Summary — OpenTelemetry SDK versioning & beta vs stable compatibility

• Policy: OpenTelemetry clients follow Semantic Versioning (SemVer) and a signal-by-signal lifecycle: development (alpha/beta), stable, deprecated, removed. Stable API and SDK packages must remain backwards‑compatible within the same major version; breaking changes require a major version bump. [1]

• Beta/unstable signals: signals or semantic-convention groups may be marked development/alpha/beta and versioned separately while unstable. Experimental/unstable packages may keep 0.x numbering until promoted; when a signal becomes stable it must align with the stable package-versioning rules. Unstable packages may change incompatibly. [1][2]

• Compatibility guarantees:

  • API: once stable, API calls must continue to compile and work for all future minor releases of the same major version (ABI guarantees where applicable). Major versions are supported for minimum LTS windows (API: ~3 years after next major). [1]
  • SDK: public SDK surfaces must remain backwards compatible for the same major version; SDK support timelines are shorter (minimum ~1 year after next major). [1]
  • Contrib/Instrumentations: should remain compatible but may lag; they may break if a downstream dependency breaks. Instrumentation authors are encouraged to depend on the API major (accept future minors) to avoid conflicts. [1][3]

• Practical upgrade guidance:

  • It is always safe to upgrade to latest minor of a given major. Depend on the current API major (allow future minors) to avoid version conflicts. When upgrading from unstable/beta to stable, consult the language-specific migration notes (many languages publish migration guides; e.g., otel-js SDK 2.x migration). [3][4]

If you want, I can pull the language-specific VERSIONING.md for a particular SDK (Java, Python, JS) and summarise exact rules and migration notes.

---

⚠️ Verify OpenTelemetry beta/stable version compatibility.

The requirements mix beta versions (0.60b1) with stable versions (1.39.1) across OpenTelemetry packages:

• Beta: opentelemetry-distro (0.60b1), opentelemetry-instrumentation (0.60b1), opentelemetry-semantic-conventions (0.60b1)
• Stable: opentelemetry-api (1.39.1), opentelemetry-sdk (1.39.1), opentelemetry-exporter-otlp-proto-grpc (1.39.1)

According to OpenTelemetry's versioning policy, unstable/beta packages may change incompatibly and are versioned separately from stable releases. Ensure this mix is intentional and tested, or upgrade/downgrade to a consistent release channel.

[coderabbitai]

Actionable comments posted: 1

🤖 Fix all issues with AI agents

In @src/shoppingassistantservice/requirements.txt:
- Line 242: Update the pinned urllib3 version in requirements.txt from
"urllib3==2.6.0" to "urllib3==2.6.3" or a newer secure release: locate the line
containing urllib3==2.6.0 and change the version specifier to >=2.6.3 (e.g.,
urllib3==2.6.3 or a newer exact/pinned version used by your project) then run
dependency install/lock steps and tests to ensure compatibility.

🧹 Nitpick comments (1)

helm-chart/templates/loadgenerator.yaml (1)

113-116: Consider making RATE configurable via values.yaml.

Both USERS and RATE are hardcoded. For flexibility across different environments (e.g., staging vs. production load testing), consider templating these from .Values.loadGenerator:

♻️ Suggested refactor

        - name: USERS
-          value: "10"
+          value: {{ .Values.loadGenerator.users | default "10" | quote }}
        - name: RATE
-          value: "1"
+          value: {{ .Values.loadGenerator.rate | default "1" | quote }}

Then add defaults in values.yaml:

loadGenerator:
  users: "10"
  rate: "1"

📜 Review details

Configuration used: defaults

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between f030b13 and 54a3525.

📒 Files selected for processing (7)

• helm-chart/templates/loadgenerator.yaml
• helm-chart/templates/opentelemetry-collector.yaml
• kustomize/components/google-cloud-operations/otel-collector.yaml
• src/emailservice/requirements.txt
• src/loadgenerator/requirements.txt
• src/shoppingassistantservice/Dockerfile
• src/shoppingassistantservice/requirements.txt

🚧 Files skipped from review as they are similar to previous changes (2)

• src/emailservice/requirements.txt
• kustomize/components/google-cloud-operations/otel-collector.yaml

🧰 Additional context used

🪛 OSV Scanner (2.3.1)

src/shoppingassistantservice/requirements.txt

[HIGH] 1-1: urllib3 2.6.0: Decompression-bomb safeguards bypassed when following HTTP redirects (streaming API)

(GHSA-38jv-5279-wg99)

🔇 Additional comments (10)

helm-chart/templates/loadgenerator.yaml (2)

56-66: LGTM! Correct nesting of seccompProfile under securityContext.

The repositioned {{- end }} tag properly ensures seccompProfile is rendered only when securityContext.enable is true, which aligns with the Kubernetes PodSecurityContext structure.

---

95-95: LGTM! Busybox image digest updated.

The digest pin ensures the image is reproducible. The latest tag is effectively ignored since the SHA256 digest takes precedence.

src/loadgenerator/requirements.txt (1)

1-100: All package versions verified on PyPI with no flagged vulnerabilities.

Verification confirms that all dependency versions exist on PyPI, including those with post-cutoff release dates and unusually high version numbers (e.g., faker==40.1.0, gevent==25.9.1, pyzmq==27.1.0, and certifi==2025.8.3 using calendar versioning). Since this is an autogenerated lockfile from uv pip compile, version coordination is handled automatically, and pinned versions ensure reproducibility across environments.

src/shoppingassistantservice/requirements.txt (1)

68-69: No action required. The code is already compatible with the specified dependency versions.

The codebase uses standard LangChain 1.x patterns (langchain_core imports, .invoke() method calls, correct class instantiation) and the google-genai library is accessed through the langchain_google_genai wrapper (v4.1.2), which properly handles the underlying google-genai==1.56.0 dependency. All observed API usages—including ChatGoogleGenerativeAI instantiation, AlloyDBEngine and AlloyDBVectorStore setup, and HumanMessage usage—are compatible with the specified versions.

src/shoppingassistantservice/Dockerfile (3)

19-25: LGTM!

Build stage correctly installs only the necessary build dependency (g++) and pip-installs requirements. Removing wget simplifies the build.

---

15-15: > Likely an incorrect or invalid review comment.

---

35-35: No action required—CLI scripts from installed packages are not used by this service.

The Dockerfile only copies /usr/local/lib/python3.14/ from the builder, which means CLI scripts installed by packages like Flask and Click to /usr/local/bin/ are not available in the final image. However, the application uses Flask as a library only (via app.run()) and does not invoke any package CLI tools, so this is not a concern.

helm-chart/templates/opentelemetry-collector.yaml (3)

50-60: LGTM! Security context is now conditionally rendered.

The change correctly wraps the entire securityContext block (including the nested seccompProfile) under the .Values.securityContext.enable flag. This aligns with the pattern applied across other Helm templates in this PR.

---

74-74: Busybox image digest updated.

The init container image digest has been updated. Using latest tag with a pinned digest provides reproducibility while still referencing the latest tag.

---

99-99: No breaking changes concern for this configuration at v0.142.0.

This is a new OpenTelemetry Collector deployment (not an upgrade). The configuration uses only core stable components (OTLP gRPC receiver) and the maintained googlecloud exporter, neither of which have breaking changes in v0.142.0. The minimal configuration avoids all known breaking change patterns (queue/batch config, HTTP client cookies, gRPC endpoint validation issues).

[coderabbitai]

Actionable comments posted: 2

Caution

Some comments are outside the diff and can’t be posted inline due to platform limitations.

⚠️ Outside diff range comments (1)

src/currencyservice/Dockerfile (1)

15-28: Builder uses BUILDPLATFORM; node_modules may target the wrong architecture.

With multi-arch builds, native modules compiled on BUILDPLATFORM can break when copied into a TARGETPLATFORM image. Consider building the dependencies on TARGETPLATFORM (or explicitly set npm_config_arch/platform for cross-builds).

🔧 Proposed change

-FROM --platform=$BUILDPLATFORM node:20.20.0-alpine@sha256:3960ed74dfe320a67bf8da9555b6bade25ebda2b22b6081d2f60fd7d5d430e9c AS builder
+FROM --platform=$TARGETPLATFORM node:20.20.0-alpine@sha256:3960ed74dfe320a67bf8da9555b6bade25ebda2b22b6081d2f60fd7d5d430e9c AS builder

🤖 Fix all issues with AI agents

In `@src/adservice/build.gradle`:
- Around line 23-24: The CI lacks Java 21 setup while build.gradle sets
sourceCompatibility and targetCompatibility to JavaVersion.VERSION_21; update
both .github/workflows/ci-main.yaml and .github/workflows/ci-pr.yaml to add an
actions/setup-java step configuring Java 21 (use distribution and Java version
inputs) before the Gradle build steps so the self-hosted runners compile with
Java 21 consistent with build.gradle's sourceCompatibility and
targetCompatibility settings.

In `@src/shoppingassistantservice/Dockerfile`:
- Around line 15-17: The Dockerfile currently pins the base stage to the build
host by using --platform=$BUILDPLATFORM in the FROM that defines the base stage;
update the stages so only the build-only stage uses BUILDPLATFORM and the
runtime base lets the platform default to the target. Concretely, remove
--platform=$BUILDPLATFORM from the FROM that creates the base stage (symbol:
base) so it defaults to TARGETPLATFORM, and if you need a build-stage pinned to
the build host, ensure the builder stage (symbol: builder) uses FROM
--platform=$BUILDPLATFORM ... AS builder instead; this separates build vs
runtime platforms and avoids producing wrong-arch runtime images.

🧹 Nitpick comments (4)

src/productcatalogservice/Dockerfile (1)

29-29: Consider pinning the distroless image digest for consistency.

The builder stage uses a digest-pinned image (golang:1.25.6-alpine@sha256:...), but the final stage uses an unpinned gcr.io/distroless/static. For reproducible builds and supply chain security, consider pinning the distroless image as well.

🔒 Suggested fix

-FROM gcr.io/distroless/static
+FROM gcr.io/distroless/static@sha256:<current-digest>

You can find the current digest by running:

docker pull gcr.io/distroless/static:latest
docker inspect --format='{{index .RepoDigests 0}}' gcr.io/distroless/static:latest

src/checkoutservice/Dockerfile (1)

30-30: Consider pinning the distroless image with a SHA256 digest for consistency.

The switch from scratch to gcr.io/distroless/static is a good improvement—it provides CA certificates, timezone data, and better security defaults for static Go binaries.

However, the builder image on line 15 is pinned with a SHA256 digest, but this runtime image is not. For consistent reproducibility and supply chain security, consider adding a digest:

Suggested improvement

-FROM gcr.io/distroless/static
+FROM gcr.io/distroless/static@sha256:<digest>

kustomize/components/google-cloud-operations/otel-collector.yaml (1)

47-47: Consider using a specific version tag instead of latest.

While the digest pinning ensures reproducibility, combining latest with a digest can be confusing. Consider using an explicit version tag (e.g., busybox:1.37@sha256:...) for better clarity about which version is actually pinned.

helm-chart/templates/loadgenerator.yaml (1)

115-116: Make RATE configurable via values.
Hardcoding makes tuning harder across environments; consider a chart value with a default.

♻️ Suggested change

-        - name: RATE
-          value: "1"
+        - name: RATE
+          value: '{{ .Values.loadGenerator.rate | default "1" }}'

(And add loadGenerator.rate to values.yaml if not already present.)

[coderabbitai]

⚠️ Potential issue | 🟠 Major

🧩 Analysis chain

🏁 Script executed:

#!/bin/bash
# Show Gradle wrapper version and any CI java-version pins.
rg -n "distributionUrl" gradle/wrapper/gradle-wrapper.properties

# Optional: check CI configs for explicit Java version pins.
rg -n "java-version|JAVA_VERSION|temurin|corretto|zulu|jdk" .github -g '*.yml' -g '*.yaml'

Repository: devzero-inc/microservices-demo

Length of output: 154

---

🏁 Script executed:

#!/bin/bash
# Find gradle-wrapper.properties files
fd -n "gradle-wrapper.properties" 

# Find CI config files
fd -n "\.yml|\.yaml" .github

# Check the directory structure near src/adservice
ls -la src/adservice/ | head -20

Repository: devzero-inc/microservices-demo

Length of output: 1209

---

🏁 Script executed:

#!/bin/bash
# Find gradle-wrapper.properties
find . -name "gradle-wrapper.properties"

# Find CI config files
find .github -type f \( -name "*.yml" -o -name "*.yaml" \) 2>/dev/null

# Show Gradle wrapper properties
cat src/adservice/gradle/wrapper/gradle-wrapper.properties

Repository: devzero-inc/microservices-demo

Length of output: 948

---

🏁 Script executed:

#!/bin/bash
# Check the CI workflow files for Java version configuration
cat .github/workflows/ci-main.yaml | grep -A 5 -B 5 "java-version\|JAVA_VERSION\|jdk\|temurin"

echo "---"

cat .github/workflows/ci-pr.yaml | grep -A 5 -B 5 "java-version\|JAVA_VERSION\|jdk\|temurin"

Repository: devzero-inc/microservices-demo

Length of output: 77

---

🏁 Script executed:

#!/bin/bash
# Read the full CI workflow files to see Java configuration
echo "=== ci-main.yaml ==="
cat .github/workflows/ci-main.yaml

echo ""
echo "=== ci-pr.yaml ==="
cat .github/workflows/ci-pr.yaml

Repository: devzero-inc/microservices-demo

Length of output: 10877

---

🌐 Web query:

Gradle 8.14.3 Java 21 compatibility support

💡 Result:

Gradle 8.14.3 is compatible with Java 21 in both key ways:

• Running Gradle (Gradle daemon/JVM): Java 21 is supported starting in Gradle 8.5, so 8.14.3 can run on Java 21. [1]
• Building with Java 21 (toolchains for compile/test/etc.): Java 21 toolchains are supported starting in Gradle 8.4, so 8.14.3 fully supports building with Java 21 via toolchains. [1][2]

Gradle 8.14.3 also explicitly shows Java 21 toolchain usage in its release notes examples (e.g., JavaLanguageVersion.of(21)). [3]

Sources: [1] Java/Gradle compatibility matrix, [2] Gradle 8.4 release notes, [3] Gradle 8.14.3 release notes.

---

Add Java 21 setup to CI workflows to match build.gradle requirements.

Gradle 8.14.3 is compatible with Java 21, but the CI workflows (.github/workflows/ci-main.yaml and .github/workflows/ci-pr.yaml) lack explicit Java configuration. Add actions/setup-java to ensure self-hosted runners have Java 21 available during compilation.

🤖 Prompt for AI Agents

In `@src/adservice/build.gradle` around lines 23 - 24, The CI lacks Java 21 setup
while build.gradle sets sourceCompatibility and targetCompatibility to
JavaVersion.VERSION_21; update both .github/workflows/ci-main.yaml and
.github/workflows/ci-pr.yaml to add an actions/setup-java step configuring Java
21 (use distribution and Java version inputs) before the Gradle build steps so
the self-hosted runners compile with Java 21 consistent with build.gradle's
sourceCompatibility and targetCompatibility settings.

[coderabbitai]

⚠️ Potential issue | 🟠 Major

🧩 Analysis chain

🏁 Script executed:

# Read the full Dockerfile to understand the complete multi-stage structure
cat -n src/shoppingassistantservice/Dockerfile

Repository: devzero-inc/microservices-demo

Length of output: 1652

---

🌐 Web query:

Docker BuildKit BUILDPLATFORM TARGETPLATFORM multi-stage build platform inheritance

💡 Result:

• --platform on docker buildx build sets the target platform for the build. Any FROM line without its own --platform=... pulls base images for that target platform, and the resulting image is produced for that platform. You can read this as: “default FROM platform = TARGETPLATFORM.” [1]
• BuildKit exposes automatic (global-scope) args like BUILDPLATFORM (where the builder runs) and TARGETPLATFORM (what you’re building for). They exist in the Dockerfile’s global scope, but to use them inside a stage (e.g., in RUN), you must re-declare them with ARG ... in that stage. Once you declare/consume an arg in a stage, it’s inherited by later stages. [2]
• Multi-stage “platform inheritance” rule of thumb: a stage inherits the platform of whatever it’s built FROM. So if you do FROM --platform=$BUILDPLATFORM someimage AS build, that stage runs on the build platform, and any later stage that does FROM build AS ... stays on the build platform too (unless you start a new stage FROM a target-platform base image).
• Common cross-build pattern: pin builder stages to the build platform to avoid emulation (FROM --platform=$BUILDPLATFORM ...), but let the final/runtime stage default to the target platform (omit --platform, because that default is already the target). [3]

Sources:
[1] Docker CLI docs: --platform behavior and defaulting of FROM to the target platform. (docs.docker.com)
[2] Docker docs: build-arg scoping + pre-defined platform args and inheritance when re-declared in a stage. (docs.docker.com)
[3] Docker blog: multi-platform cross-compilation guidance (--platform=$BUILDPLATFORM for build stage; final stage defaults to target). (docker.com)

Citations:

• 1: https://docs.docker.com/engine/reference/commandline/build?utm_source=openai
• 2: https://docs.docker.com/build/building/variables/?utm_source=openai
• 3: https://www.docker.com/blog/faster-multi-platform-builds-dockerfile-cross-compilation-guide/?utm_source=openai

---

Avoid pinning the runtime base to BUILDPLATFORM.

BuildKit defines BUILDPLATFORM as the builder host and TARGETPLATFORM as the output platform, with FROM lines defaulting to TARGETPLATFORM when --platform is omitted. Stages inherit the platform of their base image, so using --platform=$BUILDPLATFORM on the base stage (line 15) causes both the builder and runtime stages to run on the build host. This pins the runtime image to the build host architecture when cross-building, potentially producing wrong-arch images. Docker's multi-platform guidance recommends using BUILDPLATFORM exclusively for build stages and letting runtime stages default to the target platform.

🔧 Suggested fix (separate build vs runtime platform)

-FROM --platform=$BUILDPLATFORM python:3.14.2-slim@sha256:9b81fe9acff79e61affb44aaf3b6ff234392e8ca477cb86c9f7fd11732ce9b6a AS base
+FROM python:3.14.2-slim@sha256:9b81fe9acff79e61affb44aaf3b6ff234392e8ca477cb86c9f7fd11732ce9b6a AS base

-FROM base AS builder
+FROM --platform=$BUILDPLATFORM python:3.14.2-slim@sha256:9b81fe9acff79e61affb44aaf3b6ff234392e8ca477cb86c9f7fd11732ce9b6a AS builder

📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change

	FROM --platform=$BUILDPLATFORM python:3.14.2-slim@sha256:9b81fe9acff79e61affb44aaf3b6ff234392e8ca477cb86c9f7fd11732ce9b6a AS base
	FROM base AS builder
	FROM python:3.14.2-slim@sha256:9b81fe9acff79e61affb44aaf3b6ff234392e8ca477cb86c9f7fd11732ce9b6a AS base
	FROM --platform=$BUILDPLATFORM python:3.14.2-slim@sha256:9b81fe9acff79e61affb44aaf3b6ff234392e8ca477cb86c9f7fd11732ce9b6a AS builder

🤖 Prompt for AI Agents

In `@src/shoppingassistantservice/Dockerfile` around lines 15 - 17, The Dockerfile
currently pins the base stage to the build host by using
--platform=$BUILDPLATFORM in the FROM that defines the base stage; update the
stages so only the build-only stage uses BUILDPLATFORM and the runtime base lets
the platform default to the target. Concretely, remove --platform=$BUILDPLATFORM
from the FROM that creates the base stage (symbol: base) so it defaults to
TARGETPLATFORM, and if you need a build-stage pinned to the build host, ensure
the builder stage (symbol: builder) uses FROM --platform=$BUILDPLATFORM ... AS
builder instead; this separates build vs runtime platforms and avoids producing
wrong-arch runtime images.

[coderabbitai]

Actionable comments posted: 3

🤖 Fix all issues with AI agents

In `@src/loadgenerator/Dockerfile`:
- Around line 15-30: The base image currently pins --platform=$BUILDPLATFORM
which makes the final runtime inherit the build platform; change the Dockerfile
so the runtime base stage is a plain FROM python:3.14.2-alpine and move the
--platform=$BUILDPLATFORM spec onto the builder stage (i.e., use FROM
--platform=$BUILDPLATFORM python:3.14.2-alpine AS builder and keep FROM base for
the final stage) so BUILDPLATFORM only affects the build stage and the runtime
image targets the correct platform.

In `@src/paymentservice/Dockerfile`:
- Around line 30-32: The runtime stage in the Dockerfile installs Node via "RUN
apk add --no-cache nodejs" which yields Node 24.x on Alpine 3.23.2 and
mismatches the builder's Node 20.20.0; replace the runtime's apk-based install
by using the same Node image as the builder (e.g., use the Node 20.20.0 base for
the final stage) or copy the Node runtime from the builder stage so the ABI
matches modules built during the build stage; update the final FROM and remove
the apk add line referencing "RUN apk add --no-cache nodejs" to ensure both
build and runtime use Node 20.20.0.

In `@src/recommendationservice/Dockerfile`:
- Around line 15-31: The base image is currently pinned to BUILDPLATFORM causing
the final runtime stage to inherit the build host architecture; change the
Dockerfile so the base stage uses an unpinned FROM python:3.14.2-alpine (remove
--platform=$BUILDPLATFORM) and make only the builder stage use FROM
--platform=$BUILDPLATFORM python:3.14.2-alpine AS builder; keep the final
runtime stage as FROM base so it will be resolved for TARGETPLATFORM at runtime.

[coderabbitai]

⚠️ Potential issue | 🟠 Major

🧩 Analysis chain

🏁 Script executed:

cd src/loadgenerator && wc -l Dockerfile && cat -n Dockerfile

Repository: devzero-inc/microservices-demo

Length of output: 1811

---

Fix platform inheritance in multi-platform builds by moving BUILDPLATFORM to builder stage.

The base stage uses --platform=$BUILDPLATFORM, so the final runtime image inherits the build host's architecture instead of the target architecture. In multi-platform builds, this causes the wrong architecture to be built (e.g., amd64 when targeting arm64). Move the platform constraint to the builder stage only, allowing the runtime to default to the target platform.

🔧 Suggested fix

-FROM --platform=$BUILDPLATFORM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS base
+FROM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS base

-FROM base AS builder
+FROM --platform=$BUILDPLATFORM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS builder

📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change

	FROM --platform=$BUILDPLATFORM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS base
	FROM base AS builder
	ENV PYTHONDONTWRITEBYTECODE=1
	ENV PYTHONUNBUFFERED=1
	RUN apk update \
	&& apk add --no-cache g++ linux-headers \
	&& rm -rf /var/cache/apk/*
	COPY requirements.txt .
	RUN pip install --prefix="/install" -r requirements.txt
	FROM base
	FROM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS base
	FROM --platform=$BUILDPLATFORM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS builder
	ENV PYTHONDONTWRITEBYTECODE=1
	ENV PYTHONUNBUFFERED=1
	RUN apk update \
	&& apk add --no-cache g++ linux-headers \
	&& rm -rf /var/cache/apk/*
	COPY requirements.txt .
	RUN pip install --prefix="/install" -r requirements.txt
	FROM base

🤖 Prompt for AI Agents

In `@src/loadgenerator/Dockerfile` around lines 15 - 30, The base image currently
pins --platform=$BUILDPLATFORM which makes the final runtime inherit the build
platform; change the Dockerfile so the runtime base stage is a plain FROM
python:3.14.2-alpine and move the --platform=$BUILDPLATFORM spec onto the
builder stage (i.e., use FROM --platform=$BUILDPLATFORM python:3.14.2-alpine AS
builder and keep FROM base for the final stage) so BUILDPLATFORM only affects
the build stage and the runtime image targets the correct platform.

[coderabbitai]

⚠️ Potential issue | 🟠 Major

🧩 Analysis chain

🏁 Script executed:

# Read the full Dockerfile to see builder stage and complete context
cat -n src/paymentservice/Dockerfile

Repository: devzero-inc/microservices-demo

Length of output: 1588

---

🏁 Script executed:

# Check if project has native modules or compiled dependencies
find . -name "package.json" -o -name "package-lock.json" | head -5

Repository: devzero-inc/microservices-demo

Length of output: 221

---

🏁 Script executed:

# Search for any references to native modules or build requirements
rg "node-gyp|native|binding|gyp|prebuild" --type json --type js --type yaml -A 2 -B 2 | head -30

Repository: devzero-inc/microservices-demo

Length of output: 2044

---

🌐 Web query:

Alpine Linux 3.23.2 nodejs package version apk repository

💡 Result:

For Alpine Linux v3.23 (includes 3.23.2):

• nodejs is in the main repository. On x86_64, the package version is 24.11.1-r0. [1]
  (Some architectures can differ; e.g. riscv64 shows 24.13.0-r0.) [2]

• If you meant the “current” (non-LTS) package: nodejs-current is in community and shows 24.9.0-r1. [3]

Sources: [1] [2] [3]

---

🏁 Script executed:

# Check the proposed image digest from the diff
echo "Proposed runtime image: node:20.20.0-alpine@sha256:09e2b3d9726018aecf269bd35325f46bf75046a643a66d28360ec71132750ec8"
echo "This is the SAME digest used in the builder stage, which is good"
# Verify builder uses same image
grep -n "node:20.20.0-alpine" src/paymentservice/Dockerfile

Repository: devzero-inc/microservices-demo

Length of output: 391

---

🏁 Script executed:

# Check if there are any other native module dependencies we should note
cat src/paymentservice/package.json | head -50

Repository: devzero-inc/microservices-demo

Length of output: 932

---

Node.js version mismatch will cause runtime failures for native modules. The builder stage uses Node 20.20.0, but the runtime stage (apk add nodejs) installs Node 24.11.1 from Alpine 3.23.2 repositories. Native modules compiled during the build (e.g., @mapbox/node-pre-gyp, bindings) will have incompatible ABIs and fail to load at runtime.

Use the same Node image for both stages:

✅ Proposed fix

-FROM alpine:3.23.2@sha256:865b95f46d98cf867a156fe4a135ad3fe50d2056aa3f25ed31662dff6da4eb62
-
-RUN apk add --no-cache nodejs
+FROM node:20.20.0-alpine@sha256:09e2b3d9726018aecf269bd35325f46bf75046a643a66d28360ec71132750ec8

📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change

	FROM alpine:3.23.2@sha256:865b95f46d98cf867a156fe4a135ad3fe50d2056aa3f25ed31662dff6da4eb62
	RUN apk add --no-cache nodejs
	FROM node:20.20.0-alpine@sha256:09e2b3d9726018aecf269bd35325f46bf75046a643a66d28360ec71132750ec8

🤖 Prompt for AI Agents

In `@src/paymentservice/Dockerfile` around lines 30 - 32, The runtime stage in the
Dockerfile installs Node via "RUN apk add --no-cache nodejs" which yields Node
24.x on Alpine 3.23.2 and mismatches the builder's Node 20.20.0; replace the
runtime's apk-based install by using the same Node image as the builder (e.g.,
use the Node 20.20.0 base for the final stage) or copy the Node runtime from the
builder stage so the ABI matches modules built during the build stage; update
the final FROM and remove the apk add line referencing "RUN apk add --no-cache
nodejs" to ensure both build and runtime use Node 20.20.0.

[coderabbitai]

⚠️ Potential issue | 🟠 Major

🧩 Analysis chain

🏁 Script executed:

cat -n src/recommendationservice/Dockerfile

Repository: devzero-inc/microservices-demo

Length of output: 1825

---

🏁 Script executed:

# Verify Docker's platform inheritance behavior
cat <<'EOF' > /tmp/test_platform.txt
Docker platform inheritance rules:
1. When a stage uses FROM --platform=$BUILDPLATFORM, that stage runs on build host architecture
2. When a child stage uses FROM parent_stage, it inherits the parent's platform constraint
3. To override, explicitly specify --platform=$TARGETPLATFORM in the child stage

In this Dockerfile:
- base is pinned to BUILDPLATFORM
- builder: FROM base → inherits BUILDPLATFORM (correct for compilation)
- final: FROM base → inherits BUILDPLATFORM (WRONG - runtime should be TARGETPLATFORM)
EOF
cat /tmp/test_platform.txt

Repository: devzero-inc/microservices-demo

Length of output: 590

---

🏁 Script executed:

# Find all Dockerfiles in the repo
fd -t f -e Dockerfile

Repository: devzero-inc/microservices-demo

Length of output: 56

---

🏁 Script executed:

find . -name Dockerfile -type f | head -20

Repository: devzero-inc/microservices-demo

Length of output: 471

---

🏁 Script executed:

# Check loadgenerator Dockerfile since review comment mentions it
cat -n src/loadgenerator/Dockerfile

Repository: devzero-inc/microservices-demo

Length of output: 1797

---

Fix platform inheritance so runtime images are built for TARGETPLATFORM.

The base stage is pinned to BUILDPLATFORM, and both the builder and final runtime stages inherit from it via FROM base. This causes cross-platform builds to output runtime images for the build host architecture instead of the target architecture. Move the BUILDPLATFORM constraint to only the builder stage and leave the base stage unpinned so the final stage defaults to TARGETPLATFORM.

🔧 Suggested fix

-FROM --platform=$BUILDPLATFORM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS base
+FROM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS base

-FROM base AS builder
+FROM --platform=$BUILDPLATFORM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS builder

📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change

	FROM --platform=$BUILDPLATFORM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS base
	FROM base AS builder
	RUN apt-get -qq update \
	&& apt-get install -y --no-install-recommends \
	wget g++ \
	&& rm -rf /var/lib/apt/lists/*
	ENV PYTHONDONTWRITEBYTECODE=1
	ENV PYTHONUNBUFFERED=1
	RUN apk update \
	&& apk add --no-cache g++ linux-headers \
	&& rm -rf /var/cache/apk/*
	# get packages
	COPY requirements.txt .
	RUN pip install -r requirements.txt
	FROM base
	# Enable unbuffered logging
	FROM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS base
	FROM --platform=$BUILDPLATFORM python:3.14.2-alpine@sha256:31da4cb527055e4e3d7e9e006dffe9329f84ebea79eaca0a1f1c27ce61e40ca5 AS builder
	ENV PYTHONDONTWRITEBYTECODE=1
	ENV PYTHONUNBUFFERED=1
	RUN apk update \
	&& apk add --no-cache g++ linux-headers \
	&& rm -rf /var/cache/apk/*
	# get packages
	COPY requirements.txt .
	RUN pip install -r requirements.txt
	FROM base

🤖 Prompt for AI Agents

In `@src/recommendationservice/Dockerfile` around lines 15 - 31, The base image is
currently pinned to BUILDPLATFORM causing the final runtime stage to inherit the
build host architecture; change the Dockerfile so the base stage uses an
unpinned FROM python:3.14.2-alpine (remove --platform=$BUILDPLATFORM) and make
only the builder stage use FROM --platform=$BUILDPLATFORM python:3.14.2-alpine
AS builder; keep the final runtime stage as FROM base so it will be resolved for
TARGETPLATFORM at runtime.