fix(ci): add docs-only paths-ignore to container and coverage workflows

.github/workflows/container.yaml

@@ -1,15 +1,23 @@
 name: Container
 
+# Path policy: skip this workflow when every changed file is documentation.
+# See .github/workflows/docs-lint.yaml for the lightweight docs-only workflow.
 on:
   push:
     branches:
       - "develop"
       - "main"
       - "releases/**/*"
+    paths-ignore:
+      - "**/*.md"
+      - "project-words.txt"
   pull_request:
     branches:
       - "develop"
       - "main"
+    paths-ignore:
+      - "**/*.md"
+      - "project-words.txt"
 
 env:
   CARGO_TERM_COLOR: always

.github/workflows/docs-lint.yaml

@@ -6,8 +6,9 @@
 # via `paths-ignore` rules in those workflows.
 #
 # "Docs-only" path policy (mirrored in the `paths-ignore` lists of
-# testing.yaml, os-compatibility.yaml, db-compatibility.yaml, and
-# db-benchmarking.yaml):
+# testing.yaml, os-compatibility.yaml, container.yaml, and
+# generate_coverage_pr.yaml; db-compatibility.yaml and db-benchmarking.yaml
+# are already scoped to code paths via `paths:` inclusion rules):
 #   - **/*.md        — all Markdown files (docs/, READMEs, AGENTS.md, SKILL.md, …)
 #   - project-words.txt — spell-check dictionary (documentation artefact)
 #

.github/workflows/generate_coverage_pr.yaml

@@ -1,9 +1,14 @@
 name: Generate Coverage Report (PR)
 
+# Path policy: skip this workflow when every changed file is documentation.
+# See .github/workflows/docs-lint.yaml for the lightweight docs-only workflow.
 on:
   pull_request:
     branches:
       - develop
+    paths-ignore:
+      - "**/*.md"
+      - "project-words.txt"
 
 env:
   CARGO_TERM_COLOR: always