commit efb601870f2768a1b6bc311a95e7ac3edd96f267 Author: sarthakkaushik927 Date: Sun Apr 5 14:57:26 2026 +0530 Use env vars for backend URLs, add logo, .env.example A frontend/.env.example D frontend/src/Services/api.ts D frontend/src/Services/interviewApi.ts D frontend/src/Services/mlTrainerApi.ts D frontend/src/Services/performanceApi.ts D frontend/src/Services/pythonApi.ts D frontend/src/Services/questionApi.ts D frontend/src/Services/templateApi.ts D frontend/src/Services/userApi.ts M frontend/src/components/common/FaceDetectionVideo.tsx M frontend/src/services/api.ts M frontend/src/services/mlTrainerApi.ts M frontend/src/services/pythonApi.ts M frontend/src/services/questionApi.ts