Set region when granting ECR access - better way?

Author: tomwhite

.github/workflows/build-runtime.yml

@@ -62,12 +62,19 @@ jobs:
       - name: Grant Lambda access to ECR repository
         run: |
           set -euo pipefail
-          runtime="${{ env.RUNTIME_NAME }}"
-          repo=$(aws ecr describe-repositories \
-            --query 'repositories[].repositoryName' \
-            --output text | tr '\t' '\n' | grep "$runtime" | head -1)
+          region="${{ steps.config.outputs.region }}"
+          repo=$(python3 -c "
+          import yaml, os, lithops
+          with open(os.path.expanduser('~/.lithops/config')) as f:
+              c = yaml.safe_load(f)
+          user_id = c['aws_lambda']['user_id']
+          user_key = user_id[-4:].lower()
+          v = lithops.__version__.replace('.', '')
+          print(f'lithops_v{v}_{user_key}/${{ env.RUNTIME_NAME }}')
+          ")
           echo "Setting ECR policy on: $repo"
           aws ecr set-repository-policy \
+            --region "$region" \
             --repository-name "$repo" \
             --policy-text '{
               "Version": "2012-10-17",