chore: update ci. Drop core 2/3 tests

Author: johnjenkins

.github/workflows/build.yml

@@ -18,12 +18,18 @@ jobs:
           ref: ${{ github.event_name == 'pull_request_target' && format('refs/pull/{0}/merge', github.event.number) || '' }}
           persist-credentials: false
 
-      - name: 📦 Enable Corepack (pnpm)
-        run: corepack enable
-        shell: bash
+      - name: 📦 Setup pnpm
+        uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271 # v6.0.9
+
+      - name: 🟢 Setup Node
+        uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
+        with:
+          node-version-file: '.nvmrc'
+          cache: 'pnpm'
 
-      - name: 🕸️ Get Core Dependencies
-        uses: stenciljs/.github/actions/get-core-dependencies@main
+      - name: 📥 Install Dependencies
+        run: pnpm install --frozen-lockfile
+        shell: bash
 
       - name: 🏗️ Stencil Sass Build
         run: pnpm run build

.github/workflows/main.yml

@@ -17,27 +17,29 @@ jobs:
         # Run with multiple different versions of Stencil in parallel:
         # 1. DEFAULT - uses the version of Stencil written in `pnpm-lock.yaml`, keeping the same version used by the
         # Stencil team as a source of truth
-        # 2. 2 - will install the latest release under major version 2 of Stencil. This should be kept as long as this
-        # library supports Stencil v2.Y.Z
-        # 3. 3 - will install the latest release under major version 3 of Stencil. This should be kept as long as this
-        # library supports Stencil v3.Y.Z
-        # 4. 4 - will install the latest release under major version 4 of Stencil. This should be kept as long as this
+        # 2. 4 - will install the latest release under major version 4 of Stencil. This should be kept as long as this
         # library supports Stencil v4.Y.Z
-        stencil_version: ['DEFAULT', '2', '3', '4']
+        stencil_version: ['DEFAULT', '4']
     runs-on: ubuntu-latest
 
     steps:
     - name: 📥 Checkout Code
       uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       with:
         persist-credentials: false
-    
-    - name: 📦 Enable Corepack (pnpm)
-      run: corepack enable
-      shell: bash
 
-    - name: 🕸️ Get Core Dependencies
-      uses: stenciljs/.github/actions/get-core-dependencies@main
+    - name: 📦 Setup pnpm
+      uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271 # v6.0.9
+
+    - name: 🟢 Setup Node
+      uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
+      with:
+        node-version-file: '.nvmrc'
+        cache: 'pnpm'
+
+    - name: 📥 Install Dependencies
+      run: pnpm install --frozen-lockfile
+      shell: bash
 
     - name: 📝 Prettier Check
       run: pnpm run prettier.dry-run

CONTRIBUTING.md

@@ -194,7 +194,7 @@ test: add tests for edge cases in util functions
    - [ ] Documentation updated if needed
 
 2. **Test Against Multiple Stencil Versions**
-   - The CI tests against Stencil v2, v3, v4, and the default version
+   - The CI tests against Stencil v4 and the default version
    - Ensure your changes work with all supported versions
 
 ### Pull Request Checklist

package.json

@@ -41,7 +41,7 @@
     "sass-embedded": "^1.93.2"
   },
   "peerDependencies": {
-    "@stencil/core": ">=2.0.0 || >=3.0.0 || >=4.0.0 || ^5.0.0 || >=5.0.0-alpha.19 <5.0.0-next.0"
+    "@stencil/core": "^4.0.0 || ^5.0.0 || >=5.0.0-alpha.19 <5.0.0-next.0"
   },
   "devDependencies": {
     "@ionic/prettier-config": "^4.0.0",