fix: scope runner cache paths correctly

.github/workflows/packages.yml

@@ -18,10 +18,6 @@ on:
 permissions:
   contents: read
 
-env:
-  ELECTRON_CACHE: ${{ runner.temp }}/electron
-  ELECTRON_BUILDER_CACHE: ${{ runner.temp }}/electron-builder
-
 concurrency:
   group: packages-${{ github.ref }}
   cancel-in-progress: true
@@ -104,13 +100,15 @@ jobs:
         uses: actions/cache@v4
         with:
           path: |
-            ${{ env.ELECTRON_CACHE }}
-            ${{ env.ELECTRON_BUILDER_CACHE }}
+            ${{ runner.temp }}/electron
+            ${{ runner.temp }}/electron-builder
           key: packaging-${{ runner.os }}-${{ matrix.arch }}-${{ hashFiles('package-lock.json') }}
           restore-keys: packaging-${{ runner.os }}-${{ matrix.arch }}-
 
       - name: Install dependencies
         run: npm ci
+        env:
+          ELECTRON_CACHE: ${{ runner.temp }}/electron
 
       - name: Download production bundle
         uses: actions/download-artifact@v4
@@ -120,6 +118,9 @@ jobs:
 
       - name: Build and verify release packages
         run: npm run release:package -- --platform ${{ matrix.platform }} --arch ${{ matrix.arch }} --skip-build
+        env:
+          ELECTRON_CACHE: ${{ runner.temp }}/electron
+          ELECTRON_BUILDER_CACHE: ${{ runner.temp }}/electron-builder
 
       - name: Upload release packages
         uses: actions/upload-artifact@v4