chore: add fallow quality gate (#449)

* chore: add fallow quality gate

* fix: refresh pnpm lockfile

Author: thymikee

.fallowrc.json

@@ -0,0 +1,90 @@
+{
+  "$schema": "https://raw.githubusercontent.com/fallow-rs/fallow/main/schema.json",
+  "entry": [
+    "rslib.config.ts",
+    "src/index.ts",
+    "src/io.ts",
+    "src/artifacts.ts",
+    "src/metro.ts",
+    "src/remote-config.ts",
+    "src/install-source.ts",
+    "src/android-apps.ts",
+    "src/contracts.ts",
+    "src/selectors.ts",
+    "src/finders.ts",
+    "src/bin.ts",
+    "src/companion-tunnel.ts",
+    "src/daemon.ts",
+    "src/utils/update-check-entry.ts",
+    "test/scripts/metro-prepare-packaged-smoke.mjs",
+    "test/integration/*.test.ts",
+    "website/docs/404.mdx",
+    "website/rspress.config.ts"
+  ],
+  "ignoreDependencies": ["@theme"],
+  "ignoreExports": [
+    {
+      "file": "src/__tests__/test-utils/index.ts",
+      "exports": ["*"]
+    },
+    {
+      "file": "src/__tests__/test-utils/device-fixtures.ts",
+      "exports": ["LINUX_DEVICE", "ANDROID_TV_DEVICE", "TVOS_SIMULATOR"]
+    },
+    {
+      "file": "src/__tests__/test-utils/mocked-binaries.ts",
+      "exports": ["withMockedXcrun"]
+    },
+    {
+      "file": "src/daemon/app-log.ts",
+      "exports": ["readRecentAndroidLogcatForPackage"]
+    },
+    {
+      "file": "src/platforms/android/app-lifecycle.ts",
+      "exports": [
+        "parseAndroidForegroundApp",
+        "parseAndroidLaunchablePackages",
+        "parseAndroidUserInstalledPackages",
+        "installAndroidInstallablePath"
+      ]
+    },
+    {
+      "file": "src/platforms/android/index.ts",
+      "exports": ["installAndroidInstallablePath"]
+    },
+    {
+      "file": "src/platforms/ios/apps.ts",
+      "exports": ["listSimulatorApps", "uninstallIosApp"]
+    },
+    {
+      "file": "src/platforms/ios/index.ts",
+      "exports": ["listSimulatorApps", "uninstallIosApp"]
+    },
+    {
+      "file": "src/platforms/ios/runner-client.ts",
+      "exports": [
+        "buildRunnerConnectError",
+        "buildRunnerEarlyExitError",
+        "resolveSigningFailureHint"
+      ]
+    }
+  ],
+  "usedClassMembers": [
+    "name",
+    "listActiveLeases",
+    "delete",
+    "values",
+    "elapsedMs",
+    "isExpired"
+  ],
+  "rules": {
+    "unused-types": "off",
+    "duplicate-exports": "off"
+  },
+  "publicPackages": ["agent-device"],
+  "audit": {
+    "deadCodeBaseline": "fallow-baselines/dead-code.json",
+    "healthBaseline": "fallow-baselines/health.json",
+    "dupesBaseline": "fallow-baselines/dupes.json"
+  }
+}

.github/workflows/ci.yml

@@ -44,6 +44,24 @@ jobs:
             exit 1
           fi
 
+  fallow:
+    name: Fallow Code Quality
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    steps:
+      - name: Checkout
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          fetch-depth: 0
+
+      - name: Setup toolchain
+        uses: ./.github/actions/setup-node-pnpm
+
+      - name: Run Fallow audit
+        env:
+          FALLOW_BASE: ${{ github.event_name == 'pull_request' && github.event.pull_request.base.sha || github.event.before }}
+        run: pnpm check:fallow --base "$FALLOW_BASE"
+
   unit:
     name: Unit Tests
     runs-on: ubuntu-latest

.gitignore

@@ -1,5 +1,6 @@
 node_modules/
 .pnpm-store/
+.fallow/
 dist/
 .DS_Store
 __pycache__/

fallow-baselines/dead-code.json

@@ -0,0 +1,18 @@
+{
+  "unused_files": [],
+  "unused_exports": [],
+  "unused_types": [],
+  "unused_dependencies": [],
+  "unused_dev_dependencies": [],
+  "circular_dependencies": [],
+  "unused_optional_dependencies": [],
+  "unused_enum_members": [],
+  "unused_class_members": [],
+  "unresolved_imports": [],
+  "unlisted_dependencies": [],
+  "duplicate_exports": [],
+  "type_only_dependencies": [],
+  "test_only_dependencies": [],
+  "boundary_violations": [],
+  "stale_suppressions": []
+}