Update workflow to allow manual triggering and correct package name in setup.py

Author: mojnomiya

.github/workflows/publish.yml

@@ -3,6 +3,7 @@ name: Publish
 on:
   release:
     types: [created]
+  workflow_dispatch:
 
 jobs:
   publish:

setup.py

@@ -4,7 +4,7 @@
     long_description = fh.read()
 
 setup(
-    name="steadfast",
+    name="steadfast-python",
     version="0.1.0",
     author="Md Mojno Miya",
     author_email="your.email@example.com",