feat: Update workflow names for theme creation and PR submission

.github/workflows/create-theme.yml

@@ -1,3 +1,4 @@
+name: Create Theme
 on:
   issues:
     types: [opened]

.github/workflows/submit-pr.yml

@@ -1,4 +1,4 @@
-
+name: Submit PR
 on:
   pull_request:
     types: [closed]

scripts/rebuild-themes.py

@@ -30,6 +30,8 @@ def write_colors(colors_file, output_file):
             if colors["isDarkMode"]:
                 f.write('    color-scheme: dark !important;\n')
             f.write('}\n')
+        with open(output_file, 'r') as f:
+            print(f.read())
 
 def main():
     with open(THEMES_DATA_FILE, 'w') as f: