readme: add simple (#1)

README.md

@@ -1 +1,38 @@
 # plexarr
+
+Simple CLI tool to fix Plex library matches according to Sonarr/Radarr
+
+## Sample Configuration
+
+```yml
+plex:
+  url: https://plex.domain.com
+  token: your-plex-token
+  database: /opt/plex/Library/Application Support/Plex Media Server/Plug-in Support/Databases/com.plexapp.plugins.library.db
+
+pvr:
+  radarr:
+    - name: radarr
+      url: https://radarr.domain.com
+      api_key: your-radarr-token
+      rewrite:
+        from: /mnt/unionfs/Media/*
+        to: /data/$1
+
+  sonarr:
+    - name: sonarr
+      url: https://sonarr.domain.com
+      api_key: your-sonarr-token
+      rewrite:
+        from: /mnt/unionfs/Media/*
+        to: /data/$1
+```
+
+## Sample Commands
+
+`plexarr --pvr sonarr --library TV`
+
+`plexarr --pvr radarr --library Movies`
+
+`plexarr --pvr radarr --library Movies-Action --library Movies-Comedy`
+