🚀 Spring Boot OAuth2 (Google Login Integration)

📘 What You’ll Learn

• Integrate Google Login using Spring Boot OAuth2.
• Configure Spring Security to handle OAuth2 clients.
• Use @AuthenticationPrincipal to get Google user details.
• Display profile info and support logout.

🧱 Key Dependencies

• spring-boot-starter-oauth2-client
• spring-boot-starter-security
• spring-boot-starter-thymeleaf

▶️ How to Run

1. Create a Google OAuth2 Client at https://console.cloud.google.com/

2. Add redirect URI:
   http://localhost:8080/login/oauth2/code/google

3. Update your application.yml with your credentials.

4. Run:

   mvn spring-boot:run

5. Visit: http://localhost:8080/

6. Login with Google and see your name, email, and picture displayed