Began port of dependencies to pip

Adds Python dependencies to requirements list to allow installation via 
pip

requirements.txt

@@ -0,0 +1,40 @@
+# Arch Linux
+pyalpm==0.10.6
+srcinfo==0.0.8
+
+# Generic
+authlib==0.15.2
+aiofiles==0.7.0
+asgiref==3.4.1
+bcrypt==3.2.0
+bleach==3.3.1
+coverage==5.5
+email-validator==1.1.3
+fakeredis==1.6.0
+fastapi==0.66.0
+feedgen==0.9.0
+flake8==3.9.2
+httpx==0.18.2
+hypercorn==0.11.2
+isort==5.9.3
+itsdangerous==2.0.1
+jinja2==3.0.1
+lxml==4.6.3
+markdown==3.3.4
+orjson==3.6.3
+protobuf==3.17.3
+pygit2==1.6.1
+pytest==6.2.4
+pytest-asyncio==0.15.1
+pytest-cov==2.12.1
+pytest-tap==3.2
+python-multipart==0.0.5
+redis==3.5.3
+requests==2.26.0
+uvicorn==0.15.0
+werkzeug==2.0.1
+
+# SQL
+alembic==1.6.5
+sqlalchemy==1.3.23
+mysqlclient==2.0.3