Add CI workflows and branch protection

.github/workflows/ci.yml

@@ -0,0 +1,112 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    if: github.event_name != 'pull_request' || !github.event.pull_request.draft
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Install Poetry
+        run: pipx install poetry
+
+      - name: Install dependencies
+        run: poetry install --no-interaction
+
+      - name: Ruff check
+        run: poetry run ruff check .
+
+      - name: Black check
+        run: poetry run black --check .
+
+  typecheck:
+    name: Type Check
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    if: github.event_name != 'pull_request' || !github.event.pull_request.draft
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Install Poetry
+        run: pipx install poetry
+
+      - name: Install dependencies
+        run: poetry install --no-interaction
+
+      - name: Mypy
+        run: poetry run mypy faststack_core/ cli/
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    if: github.event_name != 'pull_request' || !github.event.pull_request.draft
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Install Poetry
+        run: pipx install poetry
+
+      - name: Install dependencies
+        run: poetry install --no-interaction
+
+      - name: Run tests
+        run: poetry run pytest -v --tb=short || test $? -eq 5
+
+  package:
+    name: Package Build
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    if: github.event_name != 'pull_request' || !github.event.pull_request.draft
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Install Poetry
+        run: pipx install poetry
+
+      - name: Build package
+        run: poetry build
+
+      - name: Validate package
+        run: |
+          pip install twine
+          twine check dist/*

.github/workflows/dependency-review.yml

@@ -0,0 +1,29 @@
+name: Dependency Review
+
+on:
+  pull_request:
+    branches: [main]
+    paths:
+      - "pyproject.toml"
+      - "poetry.lock"
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  dependency-review:
+    name: Dependency Review
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    if: "!github.event.pull_request.draft"
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - name: Dependency Review
+        uses: actions/dependency-review-action@v4
+        with:
+          fail-on-severity: moderate
+          deny-licenses: GPL-3.0, AGPL-3.0, SSPL-1.0