Adds Docker support, updates README.md and other few optimizations

Dockerfile

@@ -0,0 +1,17 @@
+FROM alpine:3.20.2
+
+RUN apk update && apk upgrade --no-cache
+
+RUN apk add --no-cache python3=3.12.3-r1 && \
+  apk add pipx=1.6.0-r0
+
+# Set environment variables
+ENV USER_NAME=builder
+ENV USER_UID=1001
+ENV USER_GID=1001
+
+RUN addgroup -g $USER_GID $USER_NAME && \
+    adduser -D -u $USER_UID -G $USER_NAME $USER_NAME
+
+WORKDIR /home/$USER_NAME/myapp
+ENTRYPOINT ["./runDev.sh"]

README.md

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+# Initial Setup
+
+## Install Python
+
+- (With Python available on system with Mise) `pip install --user pipx`
+
+## Install Poetry
+
+- https://python-poetry.org/
+- `pipx install poetry`
+
+## Install dependencies
+
+- `https://python-poetry.org/docs/basic-usage/#installing-dependencies-only`
+
+## Run the Editor
+
+- `./runEditor.sh`
+
+## Setup .env file
+
+- Example:
+
+```
+api_id=1234
+api_hash="foo"
+bot_token="bar"
+```
+
+## Run the program
+
+- `./runDev.sh`
+
+## Build the Docker image for the project
+
+- `./buildDockerImage.sh`

docker-compose.yml

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+services:
+  telegram-messages-manager:
+    container_name: telegram-messages-manager
+    build: .
+    image: zak-clouds-manager-app:latest
+    restart: unless-stopped
+    environment:
+      - environment=development
+    volumes:
+      - .:/home/builder/myapp

main.py

@@ -1,9 +1,19 @@
+import os
+
+from getpass import getpass
+
 from urllib.parse import urlparse
 
 from dotenv import dotenv_values
 
 from telethon import TelegramClient, events
 
+if (not os.path.isfile(".env")):
+    # raise Exception("No .env file configuration. Please read \"README.md\" file")
+    api_id_user=getpass("Please enter your API ID: ")
+    api_hash_user=getpass("Please enter your API Hash: ")
+    bot_token_user=getpass("Please enter your Bot Token: ")
+
 config = dotenv_values(".env")
 
 api_id = config["api_id"]

runEditor.sh

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+#!/usr/bin/bash
+
+. $(poetry env info --path)/bin/activate
+$EDITOR