setup github test workflow

Author: bartveneman

.github/workflows/test.yml

@@ -0,0 +1,94 @@
+# This workflow will do a clean install of node dependencies, build the source code and run tests across different versions of node
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions
+
+name: Test
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  test:
+    name: Unit tests
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-node@v5
+        with:
+          node-version: 22
+      - run: npm ci --ignore-scripts --no-audit --no-fund
+      - run: npm test
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@v5
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+
+  check-ts:
+    name: Check types
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-node@v5
+        with:
+          node-version: 22
+      - run: npm ci --ignore-scripts --no-audit --no-fund
+      - run: npm run check
+
+  lint-code:
+    name: Lint code (oxlint)
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-node@v5
+        with:
+          node-version: 22
+      - run: npm ci --ignore-scripts --no-audit --no-fund
+      - run: npm run lint
+
+  declutter-code:
+    name: Declutter code (Knip)
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-node@v5
+        with:
+          node-version: 22
+      - run: npm ci --ignore-scripts --no-audit --no-fund
+      - run: npm run knip
+
+  lint-package:
+    name: Lint package (publint)
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-node@v5
+        with:
+          node-version: 22
+      - run: npm ci --ignore-scripts --no-audit --no-fund
+      - run: npm run build
+      - run: npm run lint-package
+
+  bundle-analysis:
+    name: Report bundle analysis (codecov)
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-node@v5
+        with:
+          node-version: 22
+      - run: npm ci --ignore-scripts --no-audit --no-fund
+      - run: npm run build
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+
+  npm-audit:
+    name: Audit packages
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-node@v5
+        with:
+          node-version: 22
+      - run: npm audit --audit-level=high

README.md

@@ -15,8 +15,8 @@ Built for speed and efficiency, this parser handles large CSS files with minimal
 
 ## Performance
 
-- **Tiny install size** -
-- **Zero allocations during parsing** - all memory allocated upfront, which also helps prevent garbage collection running often
+- **Tiny install size**
+- **Zero allocations during parsing** - all memory allocated upfront based on real world heuristics, which also helps prevent garbage collection running often
 - **Cache-friendly data layout** - contiguous memory for sequential access
 - **First-class comment and location support** - while still being performant because analysis requires constant access to lines and columns
 - **No syntax validation** - focusing only on the raw data we can skip expensive syntax files and MDN data syncs