add github actions

Author: skinner-repository

service/workspace/main.ipynb

@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "id": "040894a5-811b-40f9-90ee-734b088ef544",
    "metadata": {},
    "outputs": [
@@ -16,10 +16,10 @@
    ],
    "source": [
     "import os\n",
-    "import sys\n",
     "\n",
     "# write your code.\n",
-    "print(\"Hello Jupyter\")"
+    "print(\"Hello Jupyter\")\n",
+    "print('abspath:     ', os.path.abspath(__file__))"
    ]
   }
  ],