updated pip requirements

requirements.txt

@@ -1,26 +1,35 @@
 anyascii==0.3.2
+APScheduler==3.10.1
 attrs==23.1.0
 bcrypt==4.0.1
+black==23.7.0
 blinker==1.6.2
 certifi==2023.5.7
 charset-normalizer==3.1.0
 click==8.1.3
 feedparser==6.0.10
 Flask==2.3.2
+Flask-APScheduler==1.12.4
 Flask-WTF==1.1.1
 icalendar==5.0.7
 idna==3.4
 importlib-metadata==6.6.0
+isort==5.12.0
 itsdangerous==2.1.2
 Jinja2==3.1.2
 MarkupSafe==2.1.3
+mypy-extensions==1.0.0
+packaging==23.1
+pathspec==0.11.1
 Pillow==10.0.0
+platformdirs==3.8.1
 pyahocorasick==2.0.0
 python-dateutil==2.8.2
 pytz==2023.3
 requests==2.31.0
 sgmllib3k==1.0.0
 six==1.16.0
+tzlocal==5.0.1
 urllib3==2.0.2
 Werkzeug==2.3.4
 Whoosh==2.7.4