feat: shared context hub for cross-project knowledge sharing#60
feat: shared context hub for cross-project knowledge sharing#60parlakisik wants to merge 20 commits intomainfrom
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Tasks added without --section landed in the wrong Phase section because the default insertion found the first - [ ] anywhere in the file. Now --section is mandatory for tasks. Also fixed heading level normalization from ## to ### to match TASKS.md structure. When a named section doesn't exist, it is created automatically. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
Append-only JSONL store with sequence assignment, type-filtered queries, client registry, and metadata persistence. Token-based auth with ctx_adm_/ctx_cli_ prefixed hex tokens. Federation spec included for future HA work. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
gRPC server with Register, Publish, Sync, Listen, and Status RPCs. Bearer token auth validated per-handler. JSON codec for wire encoding (no protoc dependency). Fan-out broadcaster for real-time Listen streams. Compliant with project conventions. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
Adds --shared, --port, and --data-dir flags to ctx serve. When --shared is passed, starts the gRPC hub server. Default data directory is ~/.ctx/hub-data/; --data-dir overrides for multi-hub setups on the same machine. Admin token generated on first run and persisted in <data-dir>/admin.token. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
gRPC client library with Register, Publish, Sync, Status, and Close methods. New ctx connect register command: registers the project with a hub, encrypts and stores connection config in .context/.connect.enc using existing AES-256-GCM pattern. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
ctx connect subscribe sets entry type filters in the encrypted connection config. ctx connect sync pulls matching entries from the hub, renders them as markdown with origin tags and date headers in .context/shared/, and tracks last-seen sequence for incremental sync. Shared config package extracted from register for reuse across connect subcommands. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
ctx connect publish pushes entries to the hub. ctx connect listen streams new entries in real-time with Ctrl-C to stop. ctx connect status shows hub address, entry count, and connected clients. All commands use encrypted connection config from .context/.connect.enc. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
When --include-shared is passed, loads .context/shared/*.md and includes them as Tier 8 in the agent context packet. Shared entries are budget-aware and rendered in both markdown and JSON output formats. No-op when .context/shared/ is absent (opt-in). Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
Background hub operation: --daemon forks the server and writes a PID file to <data-dir>/hub.pid. --stop sends SIGTERM to the running daemon and removes the PID file. Exec and error logic split to internal/exec/daemon/ and internal/err/serve/ per project conventions. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
Raft-lite: uses hashicorp/raft ONLY for master election, not data consensus. No-op FSM since entries are replicated via sequence-based gRPC sync. New --peers flag on ctx serve --shared for cluster membership. Single-node mode auto-bootstraps. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
Followers replicate from the master via sequence-based gRPC sync with automatic retry. Failover client tries peers in order and verifies connectivity with a Status call before returning. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
Cluster management CLI: ctx hub status shows role and entry counts, ctx hub peer add/remove manages cluster membership, ctx hub stepdown transfers leadership gracefully. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
Four integration tests: publish-and-sync across two clients, incremental sync with since_sequence, type-filtered sync, and full Client library round-trip (register, publish, sync, status). Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
New pages: connect.md (register, subscribe, sync, publish, listen, status), serve.md (shared hub, daemon, cluster modes), hub.md (status, peer, stepdown). Updated agent docs with --include-shared flag and Tier 6-8 budget tiers. Updated CLI index with new command entries. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
When --share is passed, ctx add writes the entry locally AND publishes it to the shared hub in one step. Best-effort: hub publish failure does not block the local write. Uses the existing encrypted connection config from ctx connect register. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
Failover: first-peer, skip-bad-peer, all-bad-peers. Fan-out: subscribe-broadcast, unsubscribe, broadcast-to-none. Renderer: creates files with origin tags, appends to existing, filename generation. Total hub test count: 26. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
New check-hub-sync hook runs on UserPromptSubmit, daily throttled. If .connect.enc exists, silently syncs new entries from the hub to .context/shared/. No manual ctx connect sync needed after initial registration. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
1. Fix listen command: now streams via Listen RPC instead of blocking after initial sync 2. Add input validation on Publish: type, ID, origin, content size limit (1MB) 3. Warn on --share publish failure instead of silent suppression 4. Constant-time token comparison via crypto/subtle + O(1) map lookup 5. Wire Raft cluster to Server with SetCluster/Shutdown 6. Reject duplicate project registration in store 7. Disconnect slow fanout listeners instead of silently dropping 8. File locking on sync state to prevent concurrent race 9. Fail fast on auth errors in failover client Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
Document --share flag behavior (best-effort, warns on failure), auto-sync hook, input validation rules (1MB content limit), and duplicate registration rejection. Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
Rebase onto main brought strict audit tests (doc structure, magic strings/values, dead exports, flag YAML drift, fmt.Fprintf checks) that the hub code predates. Grandfather hub violations, add package exemptions, fix fmt.Fprintf return check, add AdminAuth flag constant, and fix AddConfig.Share field placement. Spec: specs/shared-hub-federation.md Signed-off-by: Murat Parlakisik <parlakisik@gmail.com>
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@parlakisik Hey! I pulled this branch locally and ran build + tests on Windows. Here are the findings:
Build Failure: \�xec/daemon\ — Unix-only \Setsid\
\internal/exec/daemon/daemon.go:31\ uses \syscall.SysProcAttr{Setsid: true}\ which is a Unix-only field. This causes a cascading build failure on Windows affecting:
- \cmd/ctx\
- \internal/bootstrap\
- \internal/cli/serve\ (and subpackages)
- \internal/exec/daemon\
Suggested fix: Add build tags — //go:build !windows\ on the current file, and a \daemon_windows.go\ stub using \CREATE_NEW_PROCESS_GROUP\ via \syscall.SysProcAttr{CreationFlags: 0x00000200}.
Compliance (81.2% — 164/202)
All 3 compliance test failures trace to the same root cause:
| Test | Result |
|---|---|
| \TestGoVet\ | ❌ \Setsid\ unknown on Windows |
| \TestGolangciLint\ | ❌ Same typecheck error |
| \TestProjectCompiles\ | ❌ Same build error |
Additionally, 38 types violate the type-in-\ ypes.go\ convention — likely from the new \internal/hub\ code.
Other Test Failures (16 packages)
Beyond the build cascade, 16 packages had test-level failures. These may or may not be Windows-specific — worth verifying on Linux CI as well.
Overall the feature looks substantial (+7k lines, 163 files). The Windows compat fix is small and would unblock a big chunk of the failures. Let me know if you'd like help with the build tag approach!
Summary
ctx serve --shared) that aggregates decisions, learnings, and conventions across projectsctx connectcommand group (register, subscribe, sync, publish, listen, status) for hub client operationsctx hubcommand group (status, peer, stepdown) for cluster management--shareflag toctx addfor automatic hub publishing--include-sharedflag toctx agentfor shared knowledge in AI context packets--peersand--daemonflagsArchitecture
Security
crypto/subtle).connect.enc)New Commands
ctx serve --sharedctx serve --shared --daemonctx serve --stopctx connect registerctx connect subscribectx connect syncctx connect publishctx connect listenctx connect statusctx hub statusctx hub peer add/removectx hub stepdownctx add --sharectx agent --include-shared