Add manifest.json

manifest.json

@@ -0,0 +1,15 @@
+{
+  "manifest_version": 2,
+  "name": "Google Meet Caption Regex",
+  "version": "1.0",
+
+  "description": "Send a notification when a caption in Google Meet matches a certain regex.",
+
+  "content_scripts": [
+    {
+      "matches": ["https://meet.google.com/*"],
+      "js": ["gmcr.js"]
+    }
+  ]
+
+}