Mobile notifications for iOS (#210)

* mobile: wire notification registration and listener

* implement backend components for push notifications

* refactor: agentic comment cleanup

* docs: use proper module name for particle processor

* set required env variables for push notifications

* bump version

* fix: always upsert push token on mobile start

* Revert "fix: always upsert push token on mobile start"

This reverts commit 90ff18a788.

* send push notifications regardless of online status

js/mobile/src/api/client.ts

@@ -139,6 +139,20 @@ class ApiClient {
     await this.requestVoid("PATCH", "/humans/me/settings", data);
   }
 
+  // --- Push notification tokens ---
+
+  async registerPushToken(data: {
+    token: string;
+    platform: "ios" | "android";
+    app_version: string;
+  }): Promise<void> {
+    await this.requestVoid("POST", "/humans/me/push-tokens", data);
+  }
+
+  async unregisterPushToken(token: string): Promise<void> {
+    await this.requestVoid("DELETE", "/humans/me/push-tokens", { token });
+  }
+
   // --- Depot ---
 
   async prepareUpload(data: PrepareUploadRequest) {