Readme update

README.md

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 This is the first actually useful programming project I have completed.
 I still can't write in rust because of generative AI.
+
+## System Dependencies on
+***MPV**
+and
+***ARIA2C**
+
+## Controls:
+##### General Interface Controls
+* **Up**/K: Up
+* **Right**/L/**Enter**: Drilldown/Enter
+* **Down**/J: Down
+* **Left**/H/**Backspace**/Esc: Back
+* q: Return to the home screen or quit.
+* /: Search: Click once to search and clicking / multiple times cycles through search categories.
+##### How to Watch Media
+* p: Play: Starts a show playing at the beginning and will use offline playback if available.
+* P: AutoPlay: Starts a show playing at the beginning and will use offline playback if available. Turns on auto play mode which will play the next episode in series or song in the playlist.
+* r: Resume: If there is a pause position online, it will stream beginning at the paused position.
+* R: AutoResume: Resume + Autoplay flag is on.
+* w: Watched: Marks as watched.
+* W: Not Watched: Marks as unwatched.
+##### Media Player Control
+* Space: Pause
+* x: close mpv
+* f: full screen media player
+* a: cycle audio track
+* s: cycle subtitles
+* v: change subtitle visibility.
+##### Local File Management 
+* d: Queue file for download
+* D: Enter the download visual queue.
+* (d on an item in the queue): Remove item from queue.
+* X: Deletes the local file if the file exists.
+* o: Enter offline playback/Attempt to ping the server to join online mode. (Local downloaded database is available during this mode)