Matrix-gptbot

- Changes to URLs in pyproject.toml
- Migrated build pipeline to Forgejo Actions

- Fix issue where message type detection would fail for some messages (cece8cfb24e6f2e98d80d233b688c3e2c0ff05ae)

- Only set room avatar if it is not already set (a9c23ee9c42d0a741a7eb485315e3e2d0a526725)

- Optimize chat model and message handling (10b74187eb43bca516e2a469b69be1dbc9496408)
- Fix parameter passing in chat response calls (2d564afd979e7bc9eee8204450254c9f86b663b5)
- Refine message filtering in bot event processing (c47f947f80f79a443bbd622833662e3122b121ef)

- Implement recursion check in response generation (e6bc23e564e51aa149432fc67ce381a9260ee5f5)
- Implement tool emulation for models without tool support (0acc1456f9e4efa09e799f6ce2ec9a31f439fe4a)
- Allow selection of chat model by room (87173ae284957f66594e66166508e4e3bd60c26b)

- Removed key upload from room event handler
- Fixed output of `python -m gptbot -v` to display currently installed version
- Workaround for bug preventing bot from responding when files are uploaded to an encrypted room

Known Issues

- When using Pantalaimon: Bot is unable to download/use files uploaded to unencrypted rooms