chore(lucide-react): Add Lucide React integration tests (#4804)

* Add Lucide React integration tests

* Apply batched suggestions from code review

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

* Remove redundant icon comparison test

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

* test(lucide-react): fix browser locator markup assertions

---------

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>

.github/workflows/lucide-react.yml

@@ -7,10 +7,13 @@ on:
   pull_request:
     paths:
       - packages/lucide-react/**
+      - integrations/lucide-react/**
       - packages/shared/**
       - tools/build-icons/**
       - tools/rollup-plugins/**
       - scripts/generateNextJSAliases.mjs
+      - package.json
+      - pnpm-workspace.yaml
       - pnpm-lock.yaml
 
 permissions:
@@ -48,3 +51,22 @@ jobs:
 
       - name: Test
         run: pnpm --filter lucide-react test
+
+  integration:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - uses: pnpm/action-setup@0977fd99725f1db4007ccb2928dbb4e90d06cc86 # v6.0.10
+      - uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7.0.0
+        with:
+          cache: 'pnpm'
+          node-version-file: 'package.json'
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Install Chromium
+        run: pnpm --filter @lucide/integration-react-vite exec playwright install --with-deps chromium
+
+      - name: Run integration checks
+        run: pnpm test:integrations:react