Only run build & deployment stages when image/runtime files are pushed (#42)

Author: AbstractUmbra

.github/workflows/build_and_push.yaml

@@ -14,6 +14,13 @@ on:
   push:
     branches:
       - main
+    paths:
+      - '**.html'
+      - '**.css'
+      - '**.js'
+      - '**.py'
+      - '**.toml'
+      - '**.svg'
 
 concurrency:
   cancel-in-progress: true