feat(api): Update base URL to api.skillseekersweb.com

- Update default base_url in ConfigAnalyzer to api.skillseekersweb.com
- Update website URL in API root endpoint
- Update test_api.py to use custom domain
- Prepare for custom domain deployment

api/main.py

@@ -48,7 +48,7 @@ async def root():
             "/docs": "API documentation",
         },
         "repository": "https://github.com/yusufkaraaslan/Skill_Seekers",
-        "website": "https://skillseekersweb.com"
+        "website": "https://api.skillseekersweb.com"
     }