added missing schedule workflow for test master branch weekly

.github/workflows/schedule.yml

@@ -0,0 +1,33 @@
+name: Scheduled
+
+on:
+  schedule:
+    - cron:  '30 10 * * 4' 
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      max-parallel: 1
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cache/pip
+            ~/.platformio/.cache
+          key: ${{ runner.os }}-pio
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.10'
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -U platformio
+          pio pkg update
+      - name: PlatformIO Build Test
+        run: |
+          pio run -e TTGO_T7 -e ESP32DEVKIT -e TTGO_TDISPLAY -e M5STICKCPLUS -e ESP32C3LOLIN