Update go

.dockerignore

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+# Git files
+.git
+.gitignore
+.github
+
+# Documentation
+*.md
+!README.md
+docs/
+
+# Docker files (dev/prod configs not needed in image)
+docker/dev/
+docker/prod/
+
+# Environment files
+.env
+.env.*
+
+# Build artifacts
+bin/
+*.bin
+
+# IDE and editor files
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS files
+.DS_Store
+Thumbs.db
+
+# Test files
+*_test.go
+test/
+
+# Logs
+*.log
+logs/
+
+# Temporary files
+tmp/
+temp/

.github/workflows/ci-cd.yml

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+name: CI/CD Pipeline
+
+on:
+  push:
+    branches: [master, dev, staging]
+  pull_request:
+    branches: [master]
+
+env:
+  DOCKER_IMAGE: ${{ secrets.DOCKERHUB_USERNAME }}/gochat
+  GO_VERSION: '1.23'
+
+jobs:
+  unit-test:
+    name: Unit Tests
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: ${{ env.GO_VERSION }}
+          cache: true
+
+      - name: Install dependencies
+        run: go mod download
+
+      - name: Check code formatting
+        run: |
+          if [ -n "$(go fmt ./...)" ]; then
+            echo "Code is not formatted. Run 'make fmt' to fix."
+            exit 1
+          fi
+
+      - name: Run go vet
+        run: go vet ./...
+
+      - name: Run unit tests
+        run: go test -v -short -race -coverprofile=coverage.out ./...
+
+      - name: Upload coverage report
+        uses: actions/upload-artifact@v4
+        with:
+          name: coverage-report
+          path: coverage.out
+          retention-days: 7
+
+  integration-test:
+    name: Integration Tests
+    runs-on: ubuntu-latest
+    needs: unit-test
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: ${{ env.GO_VERSION }}
+          cache: true
+
+      - name: Install dependencies
+        run: go mod download
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Start services for integration tests
+        run: |
+          docker compose -f docker-compose.yml -f deployments/docker-compose.test.yml up -d --build
+          echo "Waiting for services to be healthy..."
+          sleep 30
+
+      - name: Run integration tests
+        run: go test -v ./...
+
+      - name: Stop services
+        if: always()
+        run: docker compose -f docker-compose.yml -f deployments/docker-compose.test.yml down
+
+  build:
+    name: Build Docker Image
+    runs-on: ubuntu-latest
+    needs: [unit-test, integration-test]
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Extract metadata
+        id: meta
+        run: |
+          echo "sha_short=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
+          echo "branch=${GITHUB_REF#refs/heads/}" >> $GITHUB_OUTPUT
+
+      - name: Build Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./docker/Dockerfile
+          push: false
+          tags: |
+            gochat:latest
+            gochat:${{ steps.meta.outputs.sha_short }}
+            gochat:${{ steps.meta.outputs.branch }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+          load: true
+
+      - name: Save Docker image
+        run: docker save gochat:latest | gzip > gochat-image.tar.gz
+
+      - name: Upload Docker image artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: docker-image
+          path: gochat-image.tar.gz
+          retention-days: 1
+
+  push:
+    name: Push to Docker Hub
+    runs-on: ubuntu-latest
+    needs: build
+    if: github.event_name == 'push'
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Extract metadata
+        id: meta
+        run: |
+          echo "sha_short=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
+          echo "branch=${GITHUB_REF#refs/heads/}" >> $GITHUB_OUTPUT
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./docker/Dockerfile
+          push: true
+          tags: |
+            ${{ env.DOCKER_IMAGE }}:latest
+            ${{ env.DOCKER_IMAGE }}:${{ steps.meta.outputs.sha_short }}
+            ${{ env.DOCKER_IMAGE }}:${{ steps.meta.outputs.branch }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+

CHANGELOG.md

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+# GoChat Multi-Container Deployment - Change Log
+
+## 2025-12-30
+
+### Session 3: Added CI/CD Pipeline
+
+**Makefile**
+- Added `test` - Run all tests with race detector
+- Added `test-coverage` - Generate HTML coverage report
+- Added `test-unit` - Run unit tests only
+- Added `test-integration` - Run integration tests with Docker
+- Added `fmt` - Format code with go fmt
+- Added `fmt-check` - Check if code is properly formatted
+- Added `vet` - Run go vet static analysis
+- Added `lint` - Run golangci-lint
+- Added `build-binary` - Build gochat binary
+- Added `build-image` - Build Docker image
+
+**.github/workflows/ci-cd.yml**
+- Created GitHub Actions CI/CD workflow
+- Test job: go fmt, go vet, tests with Redis service container
+- Build job: Docker image with caching
+- Push job: Push to Docker Hub with multiple tags (latest, branch, git-sha)
+- Deploy jobs: Optional deployment to dev/staging/prod (commented out, requires server setup)
+
+**docker-compose.test.yml**
+- Created test environment with Redis and etcd service containers
+- Test runner service for integration tests
+
+**docker/Dockerfile.test**
+- Created test Dockerfile for running tests in Docker
+
+**scripts/deploy.sh**
+- Created deployment script for manual deployments
+- Supports dev, staging, prod environments
+- Pulls image, stops old services, starts new services
+
+**config/staging/**
+- Created staging configuration (copied from dev)
+
+**docker-compose.staging.yml**
+- Created staging environment override
+- Uses staging config with info log level
+
+**README.md**
+- Added CI/CD Pipeline section with workflow description
+- Added GitHub Secrets setup instructions
+- Added branch strategy documentation
+- Added manual deployment commands
+- Added testing and building commands to Commands section
+
+---
+
+### Session 2: Removed entrypoint.sh
+
+**tools/network.go**
+- Added `GetContainerIP()` - Returns container's actual IPv4 address
+- Added `GetServiceAddress()` - Replaces 0.0.0.0 with container IP for etcd registration
+
+**logic/publish.go**
+- Changed `addRegistryPlugin()` - ServiceAddress now uses `tools.GetServiceAddress(network, addr)`
+
+**connect/rpc.go**
+- Changed `addRegistryPlugin()` - ServiceAddress now uses `tools.GetServiceAddress(network, addr)`
+
+**docker/Dockerfile**
+- Removed entrypoint.sh copy and chmod commands
+- Changed from `ENTRYPOINT ["/app/entrypoint.sh"]` to `CMD ["/app/gochat", "-module", "api"]`
+
+**docker-compose.yml**
+- All services: Removed `ETCD_HOST` and `REDIS_HOST` environment variables
+- All services: Changed command from `["-module", "xxx"]` to `["/app/gochat", "-module", "xxx"]`
+
+**docker/entrypoint.sh**
+- Deleted (no longer needed)
+
+---
+
+### Session 1: Cleaned Up Legacy Files
+
+**Removed directories:**
+- `docker/dev/` - Supervisord configs for development (10 files)
+- `docker/prod/` - Supervisord configs for production (10 files)
+
+**Removed files:**
+- `run.sh` - Legacy single-container deployment script
+- `reload.sh` - Legacy reload script
+
+**README.md**
+- Removed "Legacy Deployment" section mentioning `run.sh`
+
+---
+
+## Future Updates
+
+Add entries above in reverse chronological order (newest first).