Version 4 (#528)

> [!NOTE]
>
[Here](https://github.com/bvaughn/react-resizable-panels/blob/v4/CHANGELOG.md#migrating-from-version-3-to-4)
is a version 3 to version 4 migration guide.

Author: bvaughn

.github/workflows/e2e-ci.yml

@@ -1,14 +1,14 @@
 name: "ESLint"
 on: [pull_request]
 jobs:
-  tests-e2e:
+  eslint:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
       - uses: pnpm/action-setup@v2
         with:
-          version: 8
+          version: 10
       - name: Install dependencies
         run: pnpm install --frozen-lockfile --recursive
       - name: Run ESLint

.github/workflows/eslint.yml

@@ -0,0 +1,16 @@
+name: "Pending changes"
+on: [pull_request]
+jobs:
+  pending-changes:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+      - uses: pnpm/action-setup@v2
+        with:
+          version: 10
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile --recursive
+      - uses: nickcharlton/diff-check@main
+        with:
+          command: pnpm run compile

.github/workflows/pending-changes.yml

@@ -0,0 +1,37 @@
+name: "Playwright Tests"
+on: [pull_request]
+jobs:
+  unit-tests:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+      - uses: pnpm/action-setup@v2
+        with:
+          version: 10
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile --recursive
+
+      - name: Cache Playwright browser binaries
+        id: playwright-cache
+        uses: actions/cache@v4
+        with:
+          path: ~/.cache/ms-playwright  # Default Linux path
+          key: ${{ runner.os }}-playwright-${{ hashFiles('**/pnpm-lock.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-playwright-
+
+      - name: Install Playwright browsers and dependencies (on cache miss)
+        if: steps.playwright-cache.outputs.cache-hit != 'true'
+        run: pnpm e2e:install
+
+      - name: Build library
+        run: pnpm prerelease
+      - name: Run Playwright tests
+        run: pnpm dev:integrations:vite & pnpm e2e:test
+      - uses: actions/upload-artifact@v4
+        if: ${{ !cancelled() }}
+        with:
+          name: playwright-report
+          path: integrations/vite/test-results/
+          retention-days: 14

.github/workflows/playwright.yml

@@ -1,14 +1,14 @@
 name: "Prettier"
 on: [pull_request]
 jobs:
-  tests-e2e:
+  prettier:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
       - uses: pnpm/action-setup@v2
         with:
-          version: 8
+          version: 10
       - name: Install dependencies
         run: pnpm install --frozen-lockfile --recursive
       - name: Run Prettier

.github/workflows/prettier.yml

@@ -1,17 +1,17 @@
 name: "TypeScript"
 on: [pull_request]
 jobs:
-  tests-e2e:
+  typescript:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
       - uses: pnpm/action-setup@v2
         with:
-          version: 8
+          version: 10
       - name: Install dependencies
         run: pnpm install --frozen-lockfile --recursive
       - name: Build NPM package
-        run: pnpm prerelease
+        run: pnpm build
       - name: Run TypeScript
-        run: pnpm typescript
+        run: pnpm tsc

.github/workflows/typescript.yml

@@ -1,19 +1,17 @@
 name: "Vitest"
 on: [pull_request]
 jobs:
-  tests-e2e:
+  unit-tests:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
       - uses: pnpm/action-setup@v2
         with:
-          version: 8
+          version: 10
       - name: Install dependencies
         run: pnpm install --frozen-lockfile --recursive
       - name: Build NPM packages
-        run: pnpm run prerelease
-      - name: Run browser tests
-        run: cd packages/react-resizable-panels && pnpm run test:browser
-      - name: Run node tests
-        run: cd packages/react-resizable-panels && pnpm run test:node
+        run: pnpm run build
+      - name: Run tests
+        run: pnpm run test:ci

.github/workflows/vitest.yml

@@ -1,12 +1,26 @@
-.DS_Store
+# Logs
+logs
 *.log
-example/bundle.js
-example/.nojekyll
-dist
-website/dist
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
 node_modules
-.cache
-.parcel-cache
-.pnp.*
-.yarn
-.vscode
+/dist
+/docs
+*.local
+
+integrations/vite/test-results
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?