add support for multiple build args

action.yaml

@@ -28,6 +28,10 @@ inputs:
     description: 'Custom path for Kaniko cache layers'
     required: false
     default: ''
+  build_args:
+    description: 'Optional build arguments separated by spaces or newlines (e.g., KEY=VAL)'
+    required: false
+    default: ''    
 
 runs:
   using: 'composite'
@@ -56,11 +60,19 @@ runs:
           CACHE_REPO_ARG="${{ inputs.cache_repo }}"
         fi
 
+        DYNAMIC_BUILD_ARGS=""
+        if [ -n "${{ inputs.build_args }}" ]; then
+            for arg in ${{ inputs.build_args }}; do
+                DYNAMIC_BUILD_ARGS="$DYNAMIC_BUILD_ARGS --build-arg=$arg"
+            done
+        fi
+
         # 5. Fire Kaniko executor
         /kaniko/executor \
           --context="dir://${{ forgejo.workspace }}" \
           --dockerfile="${{ forgejo.workspace }}/${{ inputs.dockerfile_path }}" \
           $TARGET_ARG \
+          $DYNAMIC_BUILD_ARGS \
           --destination="$REGISTRY_DOMAIN/${{ inputs.destination_image }}:${{ inputs.image_tag }}" \
           --cache=true \
           --cache-repo="$CACHE_REPO_ARG" \