diff --git a/.github/workflows/pr_quality.yml b/.github/workflows/pr_quality.yml
new file mode 100644
index 0000000..06c7309
--- /dev/null
+++ b/.github/workflows/pr_quality.yml
@@ -0,0 +1,76 @@
+name: PR Quality Checks
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened, ready_for_review]
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
+  cancel-in-progress: true
+
+jobs:
+  rust-quality:
+    name: Rust format, lint, and test
+    # The product is currently macOS-first and Tauri's Linux build needs extra
+    # WebKit/GTK system packages that are not part of this basic quality lane.
+    runs-on: macos-14
+    timeout-minutes: 30
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          persist-credentials: false
+      - name: Check formatting
+        run: cargo fmt --all -- --check
+      - name: Set up Node.js
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
+        with:
+          node-version: 22
+          cache: npm
+          cache-dependency-path: ui/package-lock.json
+      - name: Install UI dependencies
+        working-directory: ui
+        run: npm ci
+      - name: Build embedded UI assets
+        working-directory: ui
+        run: npm run build
+      - name: Lint
+        run: cargo clippy --locked --all-targets -- -D warnings
+      - name: Test
+        run: cargo test --locked -p mesh-console --lib
+
+  ui-quality:
+    name: UI format, lint, and test
+    runs-on: ubuntu-24.04
+    timeout-minutes: 20
+    defaults:
+      run:
+        working-directory: ui
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          persist-credentials: false
+      - name: Set up Node.js
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
+        with:
+          node-version: 22
+          cache: npm
+          cache-dependency-path: ui/package-lock.json
+      - name: Install dependencies
+        run: npm ci
+      - name: Check formatting
+        run: npm run format:check
+      - name: Lint
+        run: npm run lint
+      - name: Type check
+        run: npm run typecheck
+      - name: Install Playwright Chromium
+        run: npx playwright install --with-deps chromium
+      - name: Build
+        run: npm run build
+      - name: Run mocked end-to-end tests
+        run: npm run test:e2e