chore: test signing key in CI

Author: MaxMB15

.github/workflows/release.yml

@@ -47,15 +47,18 @@ jobs:
       - name: Build libmpv
         run: ./scripts/build-libmpv.sh macos
 
-      - name: Check signing key
+      - name: Test signing key
         run: |
-          if [ -z "$TAURI_SIGNING_PRIVATE_KEY" ]; then
-            echo "ERROR: TAURI_SIGNING_PRIVATE_KEY is empty or not set"
-          else
-            echo "OK: TAURI_SIGNING_PRIVATE_KEY is set (length: ${#TAURI_SIGNING_PRIVATE_KEY})"
-          fi
+          echo "test" > /tmp/sign_test.txt
+          npx tauri signer sign \
+            -k "$TAURI_SIGNING_PRIVATE_KEY" \
+            -p "$TAURI_SIGNING_PRIVATE_KEY_PASSWORD" \
+            /tmp/sign_test.txt
+          echo "Signing test passed"
+        working-directory: apps/desktop
         env:
           TAURI_SIGNING_PRIVATE_KEY: ${{ secrets.TAURI_SIGNING_PRIVATE_KEY }}
+          TAURI_SIGNING_PRIVATE_KEY_PASSWORD: ${{ secrets.TAURI_SIGNING_PRIVATE_KEY_PASSWORD }}
 
       - name: Build and publish release
         uses: tauri-apps/tauri-action@v0