feat: add sponsorblock integration

Add the -S option to the fast forward command.

sponsorblock.py

@@ -0,0 +1,21 @@
+import hashlib
+
+import requests
+
+from state import sponsorblock_cache
+
+
+def get_segments(videoId: str):
+    if videoId in sponsorblock_cache:
+        return sponsorblock_cache[videoId]
+
+    hashPrefix = hashlib.sha256(videoId.encode()).hexdigest()[:4]
+    response = requests.get(
+        f'https://sponsor.ajay.app/api/skipSegments/{hashPrefix}?categories=["music_offtopic"]'
+    )
+    print(response.text)
+    if response.status_code == 200 and (
+        results := list(filter(lambda v: videoId == v["videoID"], response.json()))
+    ):
+        sponsorblock_cache[videoId] = results[0]
+        return results[0]