Build new release only if src changes

Author: slavkor

.github/workflows/publish_sdk.yml

@@ -3,6 +3,11 @@ on:
   push:
     branches:
       - master
+    paths:
+      - 'src/**'
+    paths-ignore:
+      - '.github/**'
+      - 'README.md'
 jobs:
   release_draft:
     name: Create release draft