ci: enable CGO for linux builds (required for SQLite catalog)

.gitea/workflows/ci.yml

@@ -82,24 +82,27 @@ jobs:
         run: |
           mkdir -p release
           
-          # Linux amd64
-          echo "Building linux/amd64..."
-          CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags="-s -w" -o release/dbbackup-linux-amd64 .
+          # Install cross-compilation tools for CGO
+          apt-get update && apt-get install -y -qq gcc-aarch64-linux-gnu
           
-          # Linux arm64
-          echo "Building linux/arm64..."
-          CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -ldflags="-s -w" -o release/dbbackup-linux-arm64 .
+          # Linux amd64 (with CGO for SQLite)
+          echo "Building linux/amd64 (CGO enabled)..."
+          CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build -ldflags="-s -w" -o release/dbbackup-linux-amd64 .
           
-          # Darwin amd64
-          echo "Building darwin/amd64..."
+          # Linux arm64 (with CGO for SQLite)
+          echo "Building linux/arm64 (CGO enabled)..."
+          CC=aarch64-linux-gnu-gcc CGO_ENABLED=1 GOOS=linux GOARCH=arm64 go build -ldflags="-s -w" -o release/dbbackup-linux-arm64 .
+          
+          # Darwin amd64 (no CGO - cross-compile limitation)
+          echo "Building darwin/amd64 (CGO disabled)..."
           CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -ldflags="-s -w" -o release/dbbackup-darwin-amd64 .
           
-          # Darwin arm64
-          echo "Building darwin/arm64..."
+          # Darwin arm64 (no CGO - cross-compile limitation)
+          echo "Building darwin/arm64 (CGO disabled)..."
           CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 go build -ldflags="-s -w" -o release/dbbackup-darwin-arm64 .
           
-          # FreeBSD amd64
-          echo "Building freebsd/amd64..."
+          # FreeBSD amd64 (no CGO - cross-compile limitation)
+          echo "Building freebsd/amd64 (CGO disabled)..."
           CGO_ENABLED=0 GOOS=freebsd GOARCH=amd64 go build -ldflags="-s -w" -o release/dbbackup-freebsd-amd64 .
           
           echo "All builds complete:"

RELEASE_NOTES.md

@@ -0,0 +1,69 @@
+# v3.41.0 Release Notes
+
+## What's New in v3.41.0
+
+### Features
+- **Systemd Integration** - One-command install with `dbbackup install`
+- **Prometheus Metrics** - HTTP exporter on port 9399 with `/metrics` and `/health` endpoints
+- **Backup Catalog** - SQLite-based tracking of all backup operations
+- **Automated CI/CD** - Gitea Actions pipeline with automated releases
+
+### Installation
+
+#### Quick Install (Recommended)
+```bash
+# Download for your platform
+curl -LO https://git.uuxo.net/UUXO/dbbackup/releases/download/v3.41.0/dbbackup-linux-amd64
+
+# Install with systemd service
+chmod +x dbbackup-linux-amd64
+sudo ./dbbackup-linux-amd64 install --config /path/to/config.yaml
+```
+
+#### Available Binaries
+| Platform | Architecture | Binary |
+|----------|--------------|--------|
+| Linux | amd64 | `dbbackup-linux-amd64` |
+| Linux | arm64 | `dbbackup-linux-arm64` |
+| macOS | Intel | `dbbackup-darwin-amd64` |
+| macOS | Apple Silicon | `dbbackup-darwin-arm64` |
+| FreeBSD | amd64 | `dbbackup-freebsd-amd64` |
+
+### Systemd Commands
+```bash
+dbbackup install --config config.yaml   # Install service + timer
+dbbackup install --status               # Check service status
+dbbackup install --uninstall            # Remove services
+```
+
+### Prometheus Metrics
+Available at `http://localhost:9399/metrics`:
+
+| Metric | Description |
+|--------|-------------|
+| `dbbackup_last_backup_timestamp` | Unix timestamp of last backup |
+| `dbbackup_last_backup_success` | 1 if successful, 0 if failed |
+| `dbbackup_last_backup_duration_seconds` | Duration of last backup |
+| `dbbackup_last_backup_size_bytes` | Size of last backup |
+| `dbbackup_backup_total` | Total number of backups |
+| `dbbackup_backup_errors_total` | Total number of failed backups |
+
+### Security Features
+- Hardened systemd service with `ProtectSystem=strict`
+- `NoNewPrivileges=true` prevents privilege escalation
+- Dedicated `dbbackup` system user (optional)
+- Credential files with restricted permissions
+
+### Documentation
+- [SYSTEMD.md](SYSTEMD.md) - Complete systemd installation guide
+- [README.md](README.md) - Full documentation
+- [CHANGELOG.md](CHANGELOG.md) - Version history
+
+### Bug Fixes
+- Fixed exporter status detection in `install --status`
+- Improved error handling in restore operations
+- Better JSON escaping in CI release creation
+
+---
+
+**Full Changelog**: https://git.uuxo.net/UUXO/dbbackup/compare/v3.40.0...v3.41.0