fix: install copilot tooling before build validation

Agent-Logs-Url: https://github.com/IntelliTect/EssentialCSharp.Web/sessions/d6590875-922c-45ea-9f77-48dbe7ac66c5

Co-authored-by: BenjaminMichaelis <22186029+BenjaminMichaelis@users.noreply.github.com>

Author: Copilot

.github/workflows/copilot-setup-steps.yml

@@ -28,6 +28,13 @@ jobs:
         env:
           NUGET_AUTH_TOKEN: ${{ secrets.AZURE_DEVOPS_PAT }}
 
+      - name: Set up Node.js for frontend development
+        uses: actions/setup-node@v6
+        with:
+          node-version: '24'
+          cache: npm
+          cache-dependency-path: EssentialCSharp.Web/package-lock.json
+
       - name: Set up dependency caching for faster builds
         uses: actions/cache@v5
         id: nuget-cache
@@ -40,6 +47,14 @@ jobs:
             ${{ runner.os }}-nuget-${{ hashFiles('**/packages.lock.json') }}
             ${{ runner.os }}-nuget-
 
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v4
+
+      - name: Install additional development tools
+        run: |
+          echo "Installing additional tools for Copilot agent environment..."
+          dotnet tool install --global dotnet-ef
+
       - name: Restore with dotnet
         run: dotnet restore
 
@@ -48,19 +63,3 @@ jobs:
 
       - name: Run .NET Tests
         run: dotnet test --no-build --configuration Release
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v4
-
-      - name: Set up Node.js for frontend development
-        uses: actions/setup-node@v6
-        with:
-          node-version: '24'
-
-      - name: Install additional development tools
-        run: |
-          # Install common development tools that Copilot agents might need
-          echo "Installing additional tools for Copilot agent environment..."
-          
-          # Install EF Core tools globally
-          dotnet tool install --global dotnet-ef