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diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
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+name: CI
+
+on:
+  push:
+    branches: [main]
+    tags: ['v*']
+  pull_request:
+    branches: [main]
+
+jobs:
+  test:
+    name: Test (Emacs ${{ matrix.emacs_version }})
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        emacs_version: ['27.1', '28.2', '29.4', '30.1']
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Emacs
+        uses: jcs090218/setup-emacs@master
+        with:
+          version: ${{ matrix.emacs_version }}
+
+      - name: Set up Eask
+        uses: emacs-eask/setup-eask@master
+        with:
+          version: 'snapshot'
+
+      - name: Install dependencies
+        run: eask install-deps --dev
+
+      - name: Byte-compile (warnings are errors)
+        run: make compile
+
+      - name: Run full test suite
+        run: make test-all
+
+  lint:
+    name: Lint (advisory)
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Emacs
+        uses: jcs090218/setup-emacs@master
+        with:
+          version: '29.4'
+
+      - name: Set up Eask
+        uses: emacs-eask/setup-eask@master
+        with:
+          version: 'snapshot'
+
+      - name: Install dependencies
+        run: eask install-deps --dev
+
+      # Lint output is informational while the MELPA-prep backlog is being
+      # worked through. Tighten to required once that backlog is clear.
+      - name: package-lint
+        continue-on-error: true
+        run: eask lint package
+
+      - name: checkdoc
+        continue-on-error: true
+        run: eask lint checkdoc
+
+      - name: elisp-lint
+        continue-on-error: true
+        run: make lint
+
+  coverage:
+    name: Coverage
+    runs-on: ubuntu-latest
+    needs: test
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Emacs
+        uses: jcs090218/setup-emacs@master
+        with:
+          version: '29.4'
+
+      - name: Set up Eask
+        uses: emacs-eask/setup-eask@master
+        with:
+          version: 'snapshot'
+
+      - name: Install dependencies
+        run: eask install-deps --dev
+
+      - name: Generate coverage report
+        run: make coverage
+
+      - name: Upload to Coveralls
+        uses: coverallsapp/github-action@v2
+        with:
+          file: .coverage/coveralls.json
+          format: coveralls