Update .gitignore

Author: App Generator

.gitignore

@@ -1,8 +1,26 @@
-dev
-*.pyc
-src/deploy.js
-src/package.json
-src/static.py
-src/node_modules
-src/app/build
-src/yarn.lock
+# byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+
+# tests and coverage
+*.pytest_cache
+.coverage
+
+# database & logs
+*.db
+*.sqlite3
+*.log
+
+# venv
+env
+venv
+
+# other
+.DS_Store
+
+# javascript
+package-lock.json
+
+staticfiles/*
+!staticfiles/.gitkeep 
+.vscode/symbols.json