add heroku 1 click deployment support

* Procfile, app.json, `PORT` env

Procfile

@@ -0,0 +1 @@
+web: node server.js

README.md

@@ -117,6 +117,8 @@ _The bot has no cleanup functionality, left over messages must be removed manual
 # Deployment
 Check the wiki page for detailed instructions on [how to setup a self deploying free cloud instance at cloudno.de](https://github.com/a-sync/game-server-watcher/wiki/Free-hosting-via-cloudno.de).  
 
+[![Deploy to Heroku](https://www.herokucdn.com/deploy/button.svg)](https://heroku.com/deploy)  
+
 ## Hosting
 Make sure all the [requirements](#requirements) are met!  
 _**Protip:** check the node.js version with `node -v`._  

app.json

@@ -0,0 +1,31 @@
+{
+    "name": "Game Server Watcher",
+    "description": "A simple discord/telegram bot that can be hosted on a free service to monitor your game servers and players in style. 😎",
+    "website": "https://github.com/a-sync/game-server-watcher",
+    "repository": "https://github.com/a-sync/game-server-watcher",
+    "logo": "https://i.imgur.com/2Ok3pxv.png",
+    "env": {
+        "SECRET": {
+            "description": "Admin secret",
+            "required": true,
+            "generator": "secret"
+        },
+        "REFRESH_TIME_MINUTES": {
+            "description": "Game server info refresh interval in minutes [DEPRECETED]",
+            "required": true,
+            "value": "5"
+        },
+        "DISCORD_BOT_TOKEN": {
+            "description": "Discord bot token",
+            "required": false
+        },
+        "TELEGRAM_BOT_TOKEN": {
+            "description": "Telegram bot token",
+            "required": false
+        },
+        "STEAM_WEB_API_KEY": {
+            "description": "Steam web API key",
+            "required": false
+        }
+    }
+}

dist/server.js

@@ -11,7 +11,7 @@ require("dotenv/config");
 const watcher_1 = require("./watcher");
 const CACHE_MAX_AGE = parseInt(process.env.CACHE_MAX_AGE || '0', 10);
 const APP_HOST = process.env.app_host || process.env.APP_HOST || '0.0.0.0';
-const APP_PORT = parseInt(process.env.app_port || process.env.APP_PORT || '8080', 10);
+const APP_PORT = parseInt(process.env.PORT || process.env.app_port || process.env.APP_PORT || '8080', 10);
 const SECRET = process.env.SECRET || '';
 const DATA_PATH = process.env.DATA_PATH || './data/';
 const DBG = Boolean(process.env.DBG || false);

package.json

@@ -10,7 +10,7 @@
   },
   "keywords": [],
   "author": "a-sync@devs.space",
-  "license": "ISC",
+  "license": "AGPL-3.0-or-later",
   "dependencies": {
     "@commonify/lowdb": "^3.0.0",
     "discord.js": "^12.5.3",

src/server.ts

@@ -9,7 +9,7 @@ import { GameServerConfig, main, readConfig, updateConfig } from './watcher';
 
 const CACHE_MAX_AGE = parseInt(process.env.CACHE_MAX_AGE || '0', 10);
 const APP_HOST = process.env.app_host || process.env.APP_HOST || '0.0.0.0';
-const APP_PORT = parseInt(process.env.app_port || process.env.APP_PORT || '8080', 10);
+const APP_PORT = parseInt(process.env.PORT || process.env.app_port || process.env.APP_PORT || '8080', 10);
 const SECRET = process.env.SECRET || '';
 const DATA_PATH = process.env.DATA_PATH || './data/';
 const DBG = Boolean(process.env.DBG || false);