style: update dropzone icon to image 🖼️ and text to Sube una foto o imagen desde tu celular

revert: simplify mobile dropzone to clean single file/gallery box

feat: force WebRTC live camera modal on Tomar Foto button click

fix: clean event listener null references and refine camera click handler for mobile

fix: resolve PC gallery flickering and add video play stream trigger for mobile camera

feat: add live WebRTC camera stream viewfinder modal with capture trigger for mobile

feat: add native mobile camera capture option to dropzone

Add continuous background job polling on PC for 2D and 3D generations

Show modal loader and auto load 3D model on PC when job triggered from mobile

Fix 3D button click listener JS error

Fix UI duplicate banner and enable sync to HuggingFace

feat: sync active background generation status across devices and sessions via /api/user-active-job

feat: enable multithreaded worker pool and WAL SQLite mode for parallel multi-user jobs

feat: add global header background task progress banner for 2D and 3D generations

Make processing status banner global sticky top above navigation tabs

Move 3D status banner above mobile navigation tab bar for global visibility

Add automatic retries for initial POST /api/generate-3d on mobile

Protect completion handlers against secondary network errors

Fix undefined apiBase reference in viewer.html

Add network retry tolerance to job status polling for mobile background resilience

Update default 3d resolution to 1536 and texture size to 4096 for mobile

fix: pad transparent subject canvas with 20% safe margin to prevent edge clipping

fix: pass explicit background removal flag to Trellis preprocessor

feat: add mobile registration tab and form in viewer.html

Automatically open and load newly generated 3D models directly into viewer upon completion

Add Pillow and numpy to requirements.txt and wrap image sanitation imports dynamically to fix HF Space startup error

Add automatic smart center-crop fallback and transparency sanitation to prevent flat 3D planes on full-frame photos

style: unify mobile privacy text color to white and prevent menu line break

feat: add mobile profile and privacy configuration modals

fix: render profile avatar and custom nickname in mobile viewer header

fix: implement backend profile update endpoints and sync user avatar and nick in header

fix: integrate profile and privacy modal handlers in desktop view

fix: toggle user dropdown menu using active class for smooth CSS transitions

style: restore user dropdown menu CSS rules

fix: restore full user dropdown menu with profile avatar and options

fix: simplify password validation rules for registration

fix: auto-load local venv site-packages in server.py

Bump static assets version to v=200 to force browser cache bypass

Add interactive Cropper.js modal for cropping and framing subjects before 3D model generation

Unify 2D image viewer overlay and remove gallery grid animation delay flicker on filter tab click

Fix desktop layout bug: reset app-container style.display to empty string instead of flex to preserve CSS grid

Add smooth height morph transition and slide-fade animation when switching auth tabs

Eliminate PC mode page load flash by hiding app-container and activating auth-overlay by default

Replace 2D card box icon with eye icon and add dedicated 2D image viewer overlay with Volver and Crear 3D options

Relocate 23DFactory logo to top-left of 3D viewer and group Descargar FBX + Volver buttons on top-right

Update viewer buttons: remove arrows and style Volver button with vibrant red gradient

Fix viewer loading overlay freeze on repeated 3D model viewings

Fix btnBack to redirect to /viewer.html when model query string is active

Fix 3D viewer header bar structure and z-index to make btnBack clickable on mobile touch screens

Fix btnBack button action and add mobile touch event handlers to reliably exit 3D viewer