ci: add zkey hash uploaded

.github/workflows/generate.yml

@@ -49,11 +49,6 @@ env:
   s3_bucket_path: proving-key
   circuit_file: workflow/build/proof_main.zkey
   storage_url: https://circuit.codex.storage
-  s3_endpoint: ${{ secrets.S3_ENDPOINT }}
-  s3_bucket: ${{ secrets.S3_BUCKET }}
-  AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
-  AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
-  AWS_DEFAULT_REGION: ${{ secrets.AWS_DEFAULT_REGION }}
 
 jobs:
   build:
@@ -129,14 +124,13 @@ jobs:
           cd ..
           snarkjs groth16 prove proof_main.zkey witness.wtns proof.json public.json
 
-      - name: Upload artifact
-        uses: actions/upload-artifact@v3
-        with:
-          name: circuit-assets
-          path: workflow/build
-          retention-days: 5
-
       - name: Upload to storage
+        env:
+          s3_endpoint: ${{ secrets.S3_ENDPOINT }}
+          s3_bucket: ${{ secrets.S3_BUCKET }}
+          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          AWS_DEFAULT_REGION: ${{ secrets.AWS_DEFAULT_REGION }}
         run: |
           # Variables
           hash=($(shasum -a 256 ${{ env.circuit_file }}))
@@ -144,9 +138,18 @@ jobs:
           echo "storage_file=${storage_file}" >>$GITHUB_ENV
           # Upload
           aws s3 cp ${{ env.circuit_file }} s3://${{ env.s3_bucket }}/${storage_file} --endpoint-url ${{ env.s3_endpoint }}
+          # Add hash to the assets
+          echo "\"${hash}\"" > workflow/build/zkey_hash.json
 
       - name: Show download URL
         run: |
           echo "Download URL: ${{ env.download_url }}"
         env:
           download_url: ${{ format('{0}/{1}', env.storage_url, env.storage_file) }}
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: circuit-assets
+          path: workflow/build
+          retention-days: 5