Audit fixes: cleanup, license, CI, required tenant_id, load test

.github/workflows/ci.yml

@@ -0,0 +1,78 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+permissions:
+  contents: read
+
+jobs:
+  vet:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v7
+      - uses: actions/setup-go@v7
+        with:
+          go-version-file: go.mod
+      - run: go vet ./...
+      - name: gofmt
+        run: |
+          unformatted=$(gofmt -l .)
+          if [ -n "$unformatted" ]; then
+            echo "Run gofmt -w on:"; echo "$unformatted"; exit 1
+          fi
+
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v7
+      - uses: actions/setup-go@v7
+        with:
+          go-version-file: go.mod
+      - uses: golangci/golangci-lint-action@v9
+        with:
+          version: v2.14.0
+
+  test:
+    runs-on: ubuntu-latest
+    services:
+      postgres:
+        image: postgres:16-alpine
+        env:
+          POSTGRES_USER: logengine
+          POSTGRES_PASSWORD: logengine
+          POSTGRES_DB: logengine
+        ports:
+          - 5432:5432
+        options: >-
+          --health-cmd "pg_isready -U logengine"
+          --health-interval 2s
+          --health-timeout 5s
+          --health-retries 15
+    env:
+      PGTEST_DATABASE_URL: postgres://logengine:logengine@localhost:5432/logengine?sslmode=disable
+    steps:
+      - uses: actions/checkout@v7
+      - uses: actions/setup-go@v7
+        with:
+          go-version-file: go.mod
+      - run: go test -race ./...
+
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v7
+      - uses: docker/setup-buildx-action@v4
+      # No QEMU: the build stage runs on $BUILDPLATFORM and cross-compiles,
+      # and the runtime stage has no RUN steps.
+      - uses: docker/build-push-action@v7
+        with:
+          context: .
+          file: deploy/docker/Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: false
+          cache-from: type=gha
+          cache-to: type=gha,mode=max