fix(ci): build desktop helpers before integration

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: newbe36524

.github/workflows/non-interactive-integration.yml

@@ -48,6 +48,9 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
+      - name: Build main-process helpers
+        run: npm run build:tsc
+
       - name: Download Linux ZIP artifact
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -93,6 +96,9 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
+      - name: Build main-process helpers
+        run: npm run build:tsc
+
       - name: Download macOS ZIP artifact
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -138,6 +144,9 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
+      - name: Build main-process helpers
+        run: npm run build:tsc
+
       - name: Download Windows ZIP artifact
         shell: bash
         env: