Fix telegram-archiver: graceful startup without .env + dev tools

telegram-archiver/.gitignore

@@ -23,25 +23,16 @@ wheels/
 *.egg
 
 # Virtual environments
+.venv/
 venv/
 env/
 ENV/
-.venv
+.env
 
-# IDE
-.vscode/
-.idea/
-*.swp
-*.swo
-*~
-
-# Session files (Telegram auth)
+# Session files (Telegram auth) - CRITICAL: never commit!
 *.session
 *.session-journal
 
-# Environment variables
-.env
-
 # Archives output
 archives/
 */2big2get.md
@@ -50,6 +41,13 @@ archives/
 *.log
 logs/
 
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
 # OS
 .DS_Store
 Thumbs.db
@@ -59,3 +57,7 @@ desktop.ini
 .pytest_cache/
 .coverage
 htmlcov/
+.tox/
+
+# mypy
+.mypy_cache/