Implement Auto Job Application Feature

Enable the app to automatically apply for relevant job openings on behalf of the user.

* **Core Functionality:**

* Match user’s resume and preferences (role, location, seniority) with job listings from integrated platforms (e.g., LinkedIn Jobs, Indeed, Glassdoor).
* Automatically fill out and submit applications using stored resume and profile data.
* Support customizable cover letters or short AI-generated responses per job.
* **User Controls:**

* Allow users to preview and approve applications before submission (optional automation toggle).
* Track submitted applications and statuses in a dashboard.
* **Technical Notes:**

* Integrate securely via available job board APIs where possible.
* Ensure full compliance with platform terms of service.
* Include safety checks to prevent duplicate or incorrect submissions.

note: divide into sub-tasks please!