Add in GitHub Actions

.github/workflows/ci.yml

@@ -0,0 +1,80 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+
+env:
+  # Used to differentiate from other slices of the cache for other workflow runs, and to forcefully bust the cache when renamed
+  CACHE_KEY_BASE: ci@v1
+
+jobs:
+  setup:
+    name: Setup
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+
+      - name: Set up Deno
+        uses: denoland/setup-deno@v2
+        with:
+          deno-version: 2.x
+          cache-hash: ${{ env.CACHE_KEY_BASE }}-${{ hashFiles('deno.lock') }}
+
+      - name: Install dependencies
+        run: deno install
+
+  test:
+    name: Test
+    needs: [setup]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+
+      # Now the Deno cache should be warmed up, so this should be much faster
+      - name: Set up Deno
+        uses: denoland/setup-deno@v2
+        with:
+          deno-version: 2.x
+          cache-hash: ${{ env.CACHE_KEY_BASE }}-${{ hashFiles('deno.lock') }}
+
+      - name: Test
+        run: deno test --allow-read --no-prompt
+
+  lint:
+    name: Lint
+    needs: [setup]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+
+      # Now the Deno cache should be warmed up, so this should be much faster
+      - name: Set up Deno
+        uses: denoland/setup-deno@v2
+        with:
+          deno-version: 2.x
+          cache-hash: ${{ env.CACHE_KEY_BASE }}-${{ hashFiles('deno.lock') }}
+
+      - name: Lint
+        run: deno run --allow-env --allow-run --no-prompt npm:@biomejs/biome ci
+
+  check:
+    name: Check
+    needs: [setup]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+
+      # Now the Deno cache should be warmed up, so this should be much faster
+      - name: Set up Deno
+        uses: denoland/setup-deno@v2
+        with:
+          deno-version: 2.x
+          cache-hash: ${{ env.CACHE_KEY_BASE }}-${{ hashFiles('deno.lock') }}
+
+      - name: Lint
+        run: deno check