Install rollup native for Tauri builds on macOS/Linux

.github/workflows/build-and-upload.yml

@@ -174,6 +174,9 @@ jobs:
       - name: Install dependencies
         run: npm ci --workspaces
 
+      - name: Ensure rollup native binary
+        run: npm install @rollup/rollup-darwin-x64 --no-save
+
       - name: Build macOS bundle (Tauri)
         run: npm run build --workspace @codenomad/tauri-app
 
@@ -284,6 +287,9 @@ jobs:
       - name: Install dependencies
         run: npm ci --workspaces
 
+      - name: Ensure rollup native binary
+        run: npm install @rollup/rollup-linux-x64-gnu --no-save
+
       - name: Build Linux bundle (Tauri)
         run: npm run build --workspace @codenomad/tauri-app