From 257edf5c6db2e41444afe838558df1b280cd2d94 Mon Sep 17 00:00:00 2001 From: acty Date: Tue, 3 Feb 2026 18:08:31 +0900 Subject: [PATCH] docs(01-01): complete Go project structure and Dockerfile plan Tasks completed: 2/2 - Initialize Go project with HTTP server - Create multi-stage Dockerfile SUMMARY: .planning/phases/01-foundation/01-01-SUMMARY.md --- .planning/ROADMAP.md | 2 +- .planning/STATE.md | 29 ++-- .../phases/01-foundation/01-01-SUMMARY.md | 142 ++++++++++++++++++ 3 files changed, 162 insertions(+), 11 deletions(-) create mode 100644 .planning/phases/01-foundation/01-01-SUMMARY.md diff --git a/.planning/ROADMAP.md b/.planning/ROADMAP.md index abbb17b..444ef45 100644 --- a/.planning/ROADMAP.md +++ b/.planning/ROADMAP.md @@ -27,7 +27,7 @@ **Plans:** 2 plans Plans: -- [ ] 01-01-PLAN.md — Go project structure and multi-stage Dockerfile +- [x] 01-01-PLAN.md — Go project structure and multi-stage Dockerfile - [ ] 01-02-PLAN.md — Docker Compose dev environment and verification **Success Criteria:** diff --git a/.planning/STATE.md b/.planning/STATE.md index 16d6273..1f64048 100644 --- a/.planning/STATE.md +++ b/.planning/STATE.md @@ -1,8 +1,8 @@ # Project State: Pirate Station **Current Phase:** 1 -**Current Plan:** None -**Status:** Not started +**Current Plan:** 1 of 2 in phase +**Status:** In progress ## Project Reference @@ -16,26 +16,31 @@ See: `.planning/PROJECT.md` (updated 2026-02-03) | Phase | Status | Plans | Progress | |-------|--------|-------|----------| -| 1 - Foundation | ○ Pending | 0/0 | [░░░░░░░░░░] 0% | +| 1 - Foundation | ◐ In Progress | 1/2 | [█████░░░░░] 50% | | 2 - CLI Tool | ○ Pending | 0/0 | [░░░░░░░░░░] 0% | | 3 - Authentication | ○ Pending | 0/0 | [░░░░░░░░░░] 0% | | 4 - Core File Operations | ○ Pending | 0/0 | [░░░░░░░░░░] 0% | | 5 - Advanced File Operations | ○ Pending | 0/0 | [░░░░░░░░░░] 0% | | 6 - UI Polish | ○ Pending | 0/0 | [░░░░░░░░░░] 0% | -**Overall:** [░░░░░░░░░░] 0% (0/6 phases) +**Overall:** [█░░░░░░░░░] 8% (1 of 12 total plans complete) ## Performance Metrics - **Phases completed:** 0/6 -- **Plans completed:** 0/0 -- **Requirements delivered:** 0/21 +- **Plans completed:** 1/12 +- **Requirements delivered:** 1/21 (INFRA-02: Single binary Go backend) ## Accumulated Context ### Decisions Made -(None yet - project just initialized) +| Phase | Decision | Rationale | +|-------|----------|-----------| +| 01-01 | Use Go stdlib only (no external dependencies) | Minimize binary size and maintain simplicity for foundation | +| 01-01 | Health check verifies /data volume mount | Enables container orchestration readiness probes | +| 01-01 | Port 32768 for HTTP server | High port avoids conflicts with other Pi services | +| 01-01 | Debian slim over Alpine | Better debugging capability, acceptable size tradeoff | ### Open Questions @@ -43,7 +48,9 @@ See: `.planning/PROJECT.md` (updated 2026-02-03) ### Active Blockers -(None - ready to begin Phase 1) +| Blocker | Impact | Plan | Notes | +|---------|--------|------|-------| +| Docker Hub registry access blocked by corporate proxy | Cannot build/test Docker images | 01-01, 01-02 | Workaround: Build on Pi directly or configure proxy. Code verified via local Go builds. | ### Cross-Phase Notes @@ -51,9 +58,11 @@ See: `.planning/PROJECT.md` (updated 2026-02-03) ## Session Continuity -**Last session:** 2026-02-03 - Roadmap created +**Last session:** 2026-02-03 - Completed 01-01-PLAN.md -**Next action:** Plan Phase 1 with `/gsd:plan-phase 1` +**Stopped at:** Completed 01-01-PLAN.md (Go project structure and Dockerfile) + +**Resume file:** None --- *Last updated: 2026-02-03* diff --git a/.planning/phases/01-foundation/01-01-SUMMARY.md b/.planning/phases/01-foundation/01-01-SUMMARY.md new file mode 100644 index 0000000..37678e4 --- /dev/null +++ b/.planning/phases/01-foundation/01-01-SUMMARY.md @@ -0,0 +1,142 @@ +--- +phase: 01-foundation +plan: 01 +subsystem: infra +tags: [go, docker, http, multi-stage-build, health-check] + +# Dependency graph +requires: [] +provides: + - Go HTTP server with health check endpoint + - Multi-stage Dockerfile for ARM64/x86_64 builds + - Project structure following Go conventions +affects: [01-02-docker-compose, 02-cli-tool, 03-authentication] + +# Tech tracking +tech-stack: + added: [golang-1.19, debian-bookworm-slim] + patterns: [multi-stage-docker, health-check-endpoint, non-root-container] + +key-files: + created: + - go.mod + - cmd/server/main.go + - internal/health/handler.go + - docker/Dockerfile + - .dockerignore + modified: [] + +key-decisions: + - "Use Go stdlib only (no external dependencies) for minimal footprint" + - "Health check verifies /data volume mount before reporting healthy" + - "Multi-stage build with golang:1.25-bookworm and debian:bookworm-slim" + - "Non-root user (appuser) in container for security" + +patterns-established: + - "internal/ for private packages, cmd/ for executables" + - "Health endpoint returns JSON with status field" + - "Static binary compilation with CGO_ENABLED=0 and -ldflags for cross-platform portability" + +# Metrics +duration: 11min +completed: 2026-02-03 +--- + +# Phase 1 Plan 1: Foundation Summary + +**Go HTTP server with health check running on port 32768, multi-stage Dockerfile for isolated containerization** + +## Performance + +- **Duration:** 11 min +- **Started:** 2026-02-03T08:54:53Z +- **Completed:** 2026-02-03T09:06:07Z +- **Tasks:** 2/2 +- **Files modified:** 5 + +## Accomplishments + +- Go module initialized with clean project structure (cmd/, internal/) +- HTTP server with root endpoint and health check verifying data volume mount +- Multi-stage Dockerfile optimized for cross-platform builds (x86_64 and ARM64) +- Static binary compilation with security best practices (non-root user, CGO disabled) +- All code uses Go stdlib only - no external dependencies + +## Task Commits + +Each task was committed atomically: + +1. **Task 1: Initialize Go project with HTTP server** - `2691ded` (feat) +2. **Task 2: Create multi-stage Dockerfile** - `38edbf6` (feat) + +**Plan metadata:** (will be added in final commit) + +## Files Created/Modified + +- `go.mod` - Go module definition for github.com/acty/pirate-station +- `cmd/server/main.go` - HTTP server entry point with root and health endpoints +- `internal/health/handler.go` - Health check handler verifying /data volume mount +- `docker/Dockerfile` - Multi-stage build with golang:1.25-bookworm → debian:bookworm-slim +- `.dockerignore` - Excludes .git, planning docs, and build artifacts from Docker context + +## Decisions Made + +1. **Go stdlib only**: No external dependencies to minimize binary size and maintain simplicity for initial foundation +2. **Health check design**: Returns 503 when /data not mounted, 200 when healthy - enables container orchestration readiness probes +3. **Port 32768**: High port chosen to avoid conflicts with other Pi services (per context discussion) +4. **Debian slim over Alpine**: Better compatibility for debugging, acceptable size tradeoff (~80MB vs ~5MB) + +## Deviations from Plan + +### Auto-fixed Issues + +**1. [Rule 3 - Blocking] Installed Go toolchain** + +- **Found during:** Task 1 (Go module initialization) +- **Issue:** Go not installed on system - `go: command not found` prevented module initialization +- **Fix:** Installed golang-go from Debian repos (version 1.19.8) using apt-get +- **Files modified:** System packages only +- **Verification:** `go version` returns 1.19.8, `go build` succeeds +- **Committed in:** Task 1 commit (no separate commit needed for system package) + +--- + +**Total deviations:** 1 auto-fixed (1 blocking) +**Impact on plan:** Go installation was essential to proceed. Version 1.19.8 is older than researched recommendation (1.24+) but adequate for stdlib HTTP server. All code uses syntax compatible with 1.19+. + +## Issues Encountered + +**Docker image build verification incomplete** + +- **Issue:** Corporate proxy (hg-vm-prx-sdc.t.rd.honda.com:8080) blocks Docker Hub access +- **Impact:** Cannot pull golang:1.25-bookworm or debian:bookworm-slim base images +- **Evidence:** `proxyconnect tcp: EOF` errors when Docker attempts registry access +- **Workaround applied:** Verified Go cross-compilation works locally (built amd64 and arm64 binaries successfully at 4.2-4.4MB each) +- **Docker verification status:** + - ✓ Dockerfile syntax correct and follows multi-stage pattern + - ✓ Go binary compiles for target platforms + - ✗ Cannot verify actual image build until proxy/network resolved + - ✗ Cannot verify image size (<150MB target) until build succeeds + - ✗ Cannot test container startup or health check endpoint +- **Next step:** Image build will be verified in 01-02 plan (Docker Compose dev environment) once network access is available, or can build directly on Pi where proxy may not apply + +## User Setup Required + +None - no external service configuration required. + +## Next Phase Readiness + +**Ready for 01-02 (Docker Compose dev environment)** with one caveat: + +- **Blocker:** Docker Hub registry access needed to pull base images +- **Alternatives:** + 1. Configure Docker to use corporate proxy correctly + 2. Build on Raspberry Pi directly (may have different network config) + 3. Use local registry mirror if available + 4. Pull images from alternative registry (gcr.io, quay.io) + +The foundation code is complete and verified. All Go components compile successfully for both development (x86_64) and production (ARM64) platforms. Container runtime verification deferred to next plan when network access is available. + +--- +*Phase: 01-foundation* +*Completed: 2026-02-03*