[Add] docker deployment method

.dockerignore

@@ -0,0 +1 @@
+node_modules

Dockerfile

@@ -0,0 +1,18 @@
+# syntax=docker/dockerfile:1
+
+# Get image and set env
+FROM node:lts
+ENV NODE_ENV=production
+
+# Set working directory
+WORKDIR /app
+
+# Copy all files on current dir to WORKDIR
+COPY . .
+
+# Install dependencies and build app
+RUN npm install
+RUN npm run build
+
+# Let's be awesome!
+CMD [ "npm", "start" ]

README.md

@@ -29,6 +29,15 @@ Template for Telegram userbot using tgSnake based on GramJS
 5. Run your bot with `npm start`
    - `npm test` also provided to test your bot
 
+### Docker
+
+1. Clone this repository
+2. Copy or rename `sample_config.env` to `config.env`
+3. Fill all required field on `config.env`
+   - Run `generator.js` to get your `STRING_SESSION`
+4. Run `docker build . --tag deadsnake`
+5. Let's get awesome with `docker run deadsnake`
+
 ### Heroku
 
 [![Deploy](https://www.herokucdn.com/deploy/button.svg)](https://heroku.com/deploy)

app.json

@@ -9,7 +9,7 @@
   "repository": "https://github.com/dickymuliafiqri/DeadSnakeTemplate",
   "env": {
     "HEROKU_APP_NAME": {
-      "description": "Heroku app name, used to identify your userbot app."
+      "description": "This is exactly the same with 'App name' field on upper of this page, used to identify your userbot app."
     },
     "HEROKU_API_KEY": {
       "description": "Get this value from dashboard.heroku.com/account"