first pass at setting up app.json

app.json

@@ -0,0 +1,26 @@
+{
+    "name": "Simple Stock Bot: Telegram",
+    "description": "Deploy the Telegram version of the Simple Stock Bot to Heroku",
+    "keywords": [
+        "stock",
+        "telegram",
+        "chat bot"
+    ],
+    "website": "https://simplestockbot.com/",
+    "repository": "https://gitlab.com/simple-stock-bots/simple-telegram-stock-bot",
+    "logo": "https://gitlab.com/uploads/-/system/project/avatar/10295651/TelegramLogo.jpg",
+    "env": {
+        "TELEGRAM": {
+            "description": "Telegram API key.",
+            "required": true
+        },
+        "MARKETDATA": {
+            "description": "(https://www.marketdata.app/ API key.",
+            "required": false
+        },
+        "STRIPE": {
+            "description": "Optional, API key for stripe integration.",
+            "required": false
+        }
+    }
+}