Added loading 5et from zip release, or cloning git repo. Improvements to CSS and some missing functionality

.gitea/workflows/ci.yml

@@ -17,11 +17,10 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: 20
-          cache: npm
+      - name: Verify Node.js toolchain
+        run: |
+          node --version
+          npm --version
 
       - name: Install dependencies
         run: npm ci
@@ -56,11 +55,10 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: 20
-          cache: npm
+      - name: Verify Node.js toolchain
+        run: |
+          node --version
+          npm --version
 
       - name: Install dependencies
         run: npm ci
@@ -71,7 +69,7 @@ jobs:
       - name: Build installers
         env:
           CSC_IDENTITY_AUTO_DISCOVERY: "false"
-        run: npx electron-builder --${{ matrix.platform }} --${{ matrix.arch }} --publish never
+        run: npx electron-builder@26.8.1 --${{ matrix.platform }} --${{ matrix.arch }} --publish never
 
       - name: Upload installer artifact
         uses: actions/upload-artifact@v4