Make KUnifiedPush required unless opted out

Quiet dependencies like this are bad since they make it easy to miss the dependency

.flatpak-manifest.json

@@ -170,6 +170,24 @@
                 }
             ]
         },
+        {
+            "name": "kunifiedpush",
+            "buildsystem": "cmake-ninja",
+            "builddir": true,
+            "sources": [
+                {
+                    "type": "archive",
+                    "url": "https://download.kde.org/stable/kunifiedpush/kunifiedpush-1.0.0.tar.xz",
+                    "sha256": "2ddeba21306d0307114ec50a2c38159ec62359f9fc6cdd58da30a369fbd550cf",
+                    "x-checker-data": {
+                        "type": "anitya",
+                        "project-id": 375055,
+                        "stable-only": true,
+                        "url-template": "https://download.kde.org/stable/kunifiedpush/kunifiedpush-$version.tar.xz"
+                    }
+                }
+            ]
+        },
         {
             "name": "neochat",
             "buildsystem": "cmake-ninja",

.kde-ci.yml

@@ -34,6 +34,7 @@ Dependencies:
     'require':
       'frameworks/kdbusaddons': '@latest-kf6'
       'frameworks/purpose': '@latest-kf6'
+      'libraries/kunifiedpush': '@latest-kf6'
 
   - 'on': ['Linux']
     'require':

CMakeLists.txt

@@ -147,12 +147,20 @@ set_package_properties(KF6DocTools PROPERTIES DESCRIPTION
     TYPE OPTIONAL
 )
 
-find_package(KUnifiedPush QUIET)
-set_package_properties(KUnifiedPush PROPERTIES
-    TYPE OPTIONAL
-    PURPOSE "Push notification support"
-    URL "https://invent.kde.org/libraries/kunifiedpush"
-)
+option(WITH_UNIFIEDPUSH "Build with KUnifiedPush support" ON)
+
+if (ANDROID OR APPLE OR WIN32 OR HAIKU)
+    set(WITH_UNIFIEDPUSH OFF)
+endif()
+
+if (WITH_UNIFIEDPUSH)
+    find_package(KUnifiedPush)
+    set_package_properties(KUnifiedPush PROPERTIES
+        TYPE REQUIRED
+        PURPOSE "Push notification support"
+        URL "https://invent.kde.org/libraries/kunifiedpush"
+    )
+endif()
 
 if(ANDROID)
     find_package(Sqlite3)