fix(safari): upgrade macOS extension to manifest v3

- Add rule-builder.js to background scripts (fixes background not loading)
- Add missing permissions: declarativeNetRequestWithHostAccess, activeTab
- Add host_permissions for <all_urls>
- Add content scripts matching iOS configuration
- Update manifest_version from 2 to 3
- Bump version to 2.2.4

Author: libhide

safari/Universal/macOS (Extension)/manifest.json

@@ -1,23 +1,35 @@
 {
-    "manifest_version": 2,
+    "manifest_version": 3,
     "default_locale": "en",
 
     "name": "__MSG_extension_name__",
     "description": "__MSG_extension_description__",
-    "version": "2.2.3",
+    "version": "2.2.4",
 
     "icons": {
         "512": "images/Icon.png"
     },
 
     "background": {
         "scripts": [
+            "rule-builder.js",
             "background.js"
         ],
         "persistent": false
     },
 
-    "browser_action": {
+    "content_scripts": [{
+        "js": [ "content-script.js" ],
+        "matches": [ "<all_urls>" ],
+        "exclude_matches" : ["*://*.kagi.com/*"],
+        "run_at": "document_start"
+    }, {
+        "js": ["kagi-content-script.js"],
+        "matches": ["*://*.kagi.com/*"],
+        "run_at": "document_start"
+    }],
+
+    "action": {
         "default_popup": "popup.html",
         "default_icon": {
             "128": "images/ToolbarItemIcon.pdf"
@@ -27,8 +39,14 @@
     "permissions": [
         "nativeMessaging",
         "webNavigation",
-        "storage"
+        "declarativeNetRequestWithHostAccess",
+        "storage",
+        "activeTab"
+    ],
+
+    "host_permissions": [
+        "<all_urls>"
     ],
-    
+
     "optional_permissions": []
 }