feat(frontend): update next dependency version to 15.3.6 to fix CVE-2025-66478

feat(backend/static): Add index.html for API documentation with service endpoints

feat(backend/main): Enhance API initialization with detailed metadata and add health check and raw endpoints

feat(backend/requirements): Add huggingface_hub to dependencies

feat(backend/routes): Add API router for tumor, pneumonia, Alzheimer's, and disease insights

feat(backend/api): Add brain tumor classification API for MRI images with insights generation

feat(backend/api): Implement pneumonia prediction API with image classification and insights generation

feat(backend/core): Implement utility functions for image preprocessing and generating medical insights

feat(backend): Add configuration file for GEMINI API integration

feat(backend): Add README.md with project metadata and configuration reference

feat(backend): Add Dockerfile for containerizing the FastAPI application

initial commit