Initial commit: Scaffold Manifest V3 Safari Extension

Extension/manifest.json

@@ -0,0 +1,18 @@
+{
+  "manifest_version": 3,
+  "name": "Light Theme for YouTube Music",
+  "version": "1.0",
+  "description": "A light theme port for YouTube Music.",
+  "icons": {
+    "48": "icons/icon_48.png",
+    "96": "icons/icon_96.png",
+    "128": "icons/icon_128.png"
+  },
+  "content_scripts": [
+    {
+      "matches": ["*://music.youtube.com/*"],
+      "css": ["light-ytm.css"],
+      "run_at": "document_start"
+    }
+  ]
+}