ci: add upload_design job to provide pre-hardened GDS artifacts for precheck and STA

Author: Mummanajagadeesh

.github/workflows/user_project_ci.yml

@@ -122,6 +122,26 @@ jobs:
         with:
           name: ${{ env.dep_name }}-tarball
           path: /tmp/${{ env.dep_name }}.tar
+  upload_design:
+    runs-on: ubuntu-latest
+    needs: [download_caravel]
+    steps:
+      - uses: actions/checkout@v3
+      - name: Tarball design for sky130A
+        run: tar -cf /tmp/design_sky130A.tar -C $GITHUB_WORKSPACE .
+      - name: Upload design_sky130A tarball
+        uses: actions/upload-artifact@v4
+        with:
+          name: design_sky130A-tarball
+          path: /tmp/design_sky130A.tar
+      - name: Tarball design for sky130B
+        run: tar -cf /tmp/design_sky130B.tar -C $GITHUB_WORKSPACE .
+      - name: Upload design_sky130B tarball
+        uses: actions/upload-artifact@v4
+        with:
+          name: design_sky130B-tarball
+          path: /tmp/design_sky130B.tar
+
 
   hardening:
     if: false
@@ -295,7 +315,7 @@ jobs:
     strategy:
       matrix:
         pdk: ["sky130A", "sky130B"]
-    needs: [hardening]
+    needs: [upload_design]
     steps:
       - uses: actions/checkout@v3
       - name: Set up QEMU
@@ -373,7 +393,7 @@ jobs:
     strategy:
       matrix:
         pdk: ["sky130A"]
-    needs: [hardening]
+    needs: [upload_design]
     steps:
       - uses: actions/checkout@v3
       - name: Set up QEMU