Update lingo README demo link

Small edit to readme

Update README social post link

Update supported language README details

Prepare hackathon README submission details

Add persistent study-pack completion toast

Reduced the max sentence count to 40

Added competition tags

Add timestamps to generated downloads

Fix end-to-end study pack success state

Add project motivation panel

Refine study pack workspace layout

Improve build progress feedback

Speed up TTS generation and warmup

Switch generated audio tracks to MP3

Polish study pack layout and badge contrast

Improve contrast and add Gradio launcher entrypoint

Refresh language app with bright learning theme

Add multilingual TTS routing

Use valid Hugging Face Space colors

Add Hugging Face Space metadata

Added env example and updated readme

Split study pack generation and translation

Improve study pack audio pacing

Refine study pack UI and generation model

Fix French study pack audio generation

Add language-specific TTS defaults

Switch to HF small-model stack

Initial daily language practice app