Fix Poisson solver: LinearProblem compatibility for different dolfinx versions

Fix LinearProblem compatibility for different dolfinx versions

Add debug logging for thermique simulation

Add Dang Van and Thermal Diffusion apps

Add solution display for Poisson simulation

Fix static assets serving: add explicit route for /static/ files

Fix frontend asset paths: use /static/ base for production

Fix API URL: use relative path for production (HF Spaces)

Fix conda ToS: explicitly remove all default channels and use --override-channels

Move migrations to runtime via entrypoint script

Fix FEniCS import - use lazy loading to avoid import during migrations

Fix conda ToS issue by using conda-forge only

Add Poisson equation solver with 3D interactive visualization

Fix X-Frame-Options for HF Spaces iframe

Add debug info and fix URL routing

Fix static files paths for Docker deployment

Fix colorTo metadata

Deploy SimSite - Simulation platform with FEniCS and Dang Van analysis

initial commit