add presigned url thing

Author: guidopetri

.github/workflows/build.yml

@@ -140,7 +140,9 @@ jobs:
       - name: Upload function zip
         run: |
           ARCHIVE_SIZE=$(stat -c %s /tmp/cloud_function.zip)
-          echo $ARCHIVE_SIZE
+
+          PRESIGNED_URL=$(curl -X GET -H "X-Auth-Token: $SCW_SECRET_KEY" \
+          "https://api.scaleway.com/functions/v1beta1/regions/${{ env.SCW_REGION }}/functions/$SCW_FUNCTION_ID/upload-url?content_length=$ARCHIVE_SIZE" | jq ."url")
       - name: Deploy function
         run: |
           curl -X POST \