refactor: extract main runtime dependency builders

src/main/runtime/jellyfin-client-info.ts

@@ -0,0 +1,33 @@
+export function createGetResolvedJellyfinConfigHandler(deps: {
+  getResolvedConfig: () => { jellyfin: unknown };
+}) {
+  return () => deps.getResolvedConfig().jellyfin as never;
+}
+
+export function createGetJellyfinClientInfoHandler(deps: {
+  getResolvedJellyfinConfig: () => {
+    clientName?: string;
+    clientVersion?: string;
+    deviceId?: string;
+  };
+  getDefaultJellyfinConfig: () => {
+    clientName?: string;
+    clientVersion?: string;
+    deviceId?: string;
+  };
+}) {
+  return (
+    config = deps.getResolvedJellyfinConfig(),
+  ): {
+    clientName: string;
+    clientVersion: string;
+    deviceId: string;
+  } => {
+    const defaults = deps.getDefaultJellyfinConfig();
+    return {
+      clientName: config.clientName || defaults.clientName || '',
+      clientVersion: config.clientVersion || defaults.clientVersion || '',
+      deviceId: config.deviceId || defaults.deviceId || '',
+    };
+  };
+}