feat: make new properties "start" and "end" available

Closes #331

main.lua

@@ -117,6 +117,7 @@ local function build_status_response()
     ["chapter-list"] = mp.get_property_native("chapter-list") or '',
     chapters = mp.get_property_native("chapters") or '',
     duration = mp.get_property_native("duration") or '',
+    ["end"] = mp.get_property_native("end") or '',
     filename = mp.get_property('filename') or '',
     fullscreen = mp.get_property_native("fullscreen"),
     ["loop-file"] = mp.get_property_native("loop-file"),
@@ -127,6 +128,7 @@ local function build_status_response()
     position = mp.get_property_native("time-pos") or '',
     remaining = mp.get_property_native("playtime-remaining") or '',
     speed = mp.get_property_native('speed') or '',
+    start = mp.get_property_native('start') or '',
     ["sub-delay"] = mp.get_property_osd("sub-delay") or '',
     ["track-list"] = mp.get_property_native("track-list") or '',
     volume = mp.get_property_native("volume") or '',

tests/snapshots/snap_tests.py

@@ -170,6 +170,7 @@
     "chapter-list": [],
     "chapters": 0,
     "duration": 6.024,
+    "end": "none",
     "filename": "01 - dummy.mp3",
     "fullscreen": False,
     "loop-file": False,
@@ -197,6 +198,7 @@
     "position": -0.0,
     "remaining": 6.024,
     "speed": 1,
+    "start": "none",
     "sub-delay": 0,
     "track-list": [
         {