diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 5f7ca42..58d2505 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,12 +1,16 @@
 name: BuildApp
+
 on:
-  push:
-    branches:
-      - main
-  pull_request:
-    branches:
-      - main
-  workflow_dispatch:
+  # push:
+    # branches: [ main ]
+  # pull_request:
+    #branches: [ main ]
+  workflow_dispatch: {}
+
+# (opcjonalnie) ogranicz równoległe runy
+concurrency:
+  group: build-${{ github.ref }}
+  cancel-in-progress: false
 
 jobs:
   build-frontend:
@@ -33,11 +37,14 @@ jobs:
         working-directory: src/Frontend
         run: ng build --configuration=production
 
-      - name: Upload artifact
-        uses: actions/upload-artifact@v4
+      - name: Upload artifact (frontend)
+        uses: https://github.com/actions/upload-artifact@v3
         with:
           name: frontend
-          path: src/Frontend/dist
+          path: |
+            src/Frontend/dist
+          if-no-files-found: error
+          retention-days: 7
 
   build-backend:
     runs-on: ubuntu-latest
@@ -56,13 +63,12 @@ jobs:
       - name: Build solution and prepare plugins
         working-directory: src/Backend
         run: |
+          set -e
           dotnet build DiunaBI.sln --configuration Release
           dotnet build DiunaBI.Plugins.Morska/DiunaBI.Plugins.Morska.csproj --configuration Release
-          # Przygotuj katalog dla testów
           mkdir -p DiunaBI.Tests/bin/Release/net8.0/Plugins
           cp DiunaBI.Plugins.Morska/bin/Release/net8.0/DiunaBI.Plugins.Morska.dll DiunaBI.Tests/bin/Release/net8.0/Plugins/
           cp DiunaBI.Plugins.Morska/bin/Release/net8.0/DiunaBI.Core.dll DiunaBI.Tests/bin/Release/net8.0/Plugins/
-          echo "✅ Plugins copied to test directory:"
           ls -la DiunaBI.Tests/bin/Release/net8.0/Plugins/
 
       - name: Run Tests
@@ -103,11 +109,51 @@ jobs:
       - name: Clean up sensitive files
         working-directory: build/webapi
         run: |
-          rm -f appsettings.Development.json
-          rm -f client_secrets.Development.json
+          rm -f appsettings.Development.json || true
+          rm -f client_secrets.Development.json || true
 
-      - name: Upload artifact
-        uses: actions/upload-artifact@v4
+      - name: Upload artifact (webapi)
+        uses: https://github.com/actions/upload-artifact@v3
         with:
           name: webapi
-          path: build/webapi
\ No newline at end of file
+          path: build/webapi
+          if-no-files-found: error
+          retention-days: 7
+
+  copy-artifacts:
+    runs-on: ubuntu-latest
+    needs: [build-frontend, build-backend]
+    if: success()
+    steps:
+      - name: Download frontend artifacts
+        uses: https://github.com/actions/download-artifact@v3
+        with:
+          name: frontend
+          path: frontend
+
+      - name: Download webapi artifacts
+        uses: https://github.com/actions/download-artifact@v3
+        with:
+          name: webapi
+          path: webapi
+
+      - name: Store artifacts locally on runner
+        run: |
+          BUILD_DIR="/runner-cache/builds/$GITHUB_RUN_ID"
+          mkdir -p "$BUILD_DIR"
+          
+          cp -r webapi/ "$BUILD_DIR/"
+          cp -r frontend/ "$BUILD_DIR/"
+          
+          # Stwórz symlink na "latest" 
+          mkdir -p /runner-cache/builds
+          ln -sfn "$BUILD_DIR" /runner-cache/builds/latest
+          
+          # Zapisz metadane
+          echo "BUILD_TIME=$(date -Iseconds)" > "$BUILD_DIR/build-info.txt"
+          echo "COMMIT_SHA=${GITHUB_SHA}" >> "$BUILD_DIR/build-info.txt"
+          echo "BRANCH=${GITHUB_REF_NAME}" >> "$BUILD_DIR/build-info.txt"
+          echo "BUILD_ID=${GITHUB_RUN_ID}" >> "$BUILD_DIR/build-info.txt"
+          
+          echo "✅ Build artifacts stored in: $BUILD_DIR"
+          ls -la "$BUILD_DIR/"
\ No newline at end of file