add github actions

Author: skinner-repository

service/app/main.py

@@ -2,4 +2,4 @@
 
 # write your code.
 print("Hello World!")
-print('abspath:     ', os.path.abspath(__file__))
+print('abspath:', os.path.abspath(__file__))

service/workspace/main.ipynb

@@ -19,7 +19,7 @@
     "\n",
     "# write your code.\n",
     "print(\"Hello Jupyter\")\n",
-    "print('abspath:     ', os.path.abspath(__file__))\n"
+    "print('abspath:', os.path.abspath(__file__))\n"
    ]
   }
  ],