Update .gitignore and remove tracked frontend/dist directory

Author: Maria Drambyan

.gitignore

@@ -1,10 +1,34 @@
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+
 database.sqlite
 pastebin.db
 
 .env
+.venv
+env/
+venv/
+ENV/
 
 frontend/node_modules/
-
 frontend/dist/
 
 .vscode/