Adds in-browser Flipnote playback with audio, seeking, mute and looping using flipnote.js. Introduces a separate media route for playback so loading a Flipnote does not increment download counts, while retaining the existing first-frame preview as a fallback.
* Update Python 2.7 references to Python 3
* Add dependency installation instructions
* Document how to run the server
* Add DSi proxy setup instructions for port 8080
* Document bundled Hatenatools utilities
* Note Python 3.13 compatibility changes
* Add information about the Python 3 port and project documentation
* Add Twisted as the server runtime dependency
* Document project dependencies in requirements.txt
* Enable straightforward installation with pip
* Support the Python 3 port setup workflow
* Port PPM and TMB parsing to Python 3
* Port UGO and UGOXML handling
* Port NTFT image encoding and decoding
* Update binary data handling for Python 3 bytes
* Replace Python 2-specific syntax and APIs
* Add Python 3.13-compatible ADPCM decoding
* Preserve existing Flipnote format behavior and CLI utilities
* Update server-side database and dynamic resource code for Python 3
* Preserve existing Flipnote, UGO, NTFT, CSS, localization, and Hatena assets
* Port Flipnote upload and movie endpoints
* Update front page UGO menu generators
* Preserve existing database and sample Flipnote data
* Add regression tests for database operations and binary formats
* Add server resource loading tests
* Maintain compatibility with the original DSi Flipnote Studio protocol
Rekushi