feat: 添加NIMConfigurationManager和AppConfig文件

添加NIMConfigurationManager用于初始化NIM SDK，并创建AppConfig以管理应用环境配置，包括基础URL和Analytics Key等

yana/Managers/NIMConfigurationManager.swift

@@ -0,0 +1,10 @@
+import NIMSDK
+
+struct NIMConfigurationManager {
+    static func setupSDK() {
+        NIMSDK.shared().register(
+            withAppID: "79bc37000f4018a2a24ea9dc6ca08d32",
+            cerName: "pikoDevelopPush"
+        )
+    }
+}