introduced: requirements.txt, colored output (with ANSI escape codes), baked in failsafe when config file does not exist, slight improvements to ythdd.py

requirements.txt

@@ -0,0 +1,11 @@
+# For pacman-based distros: sudo pacman -S python-flask python-flask-sqlalchemy python-toml
+blinker>=1.7.0
+itsdangerous>=2.1.2
+Jinja2>=3.1.4
+MarkupSafe>=2.1.5
+Werkzeug>=3.0.1
+Flask>=2.3.3
+greenlet>=3.1.0
+SQLAlchemy>=2.0.36.dev0
+Flask-SQLAlchemy>=3.1.1
+toml>=0.10.2