kamkm

docs: Add Arabic README and CONTRIBUTING translations (AR, CN, TW)

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This PR adds an Arabic translation of the README file, and translations for CONTRIBUTING in Arabic, Simplified Chinese, and Traditional Chinese.

feat(tui): highlight hex codes with actual color badges

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## Summary This PR implements hex color code highlighting in the TUI assistant messages. Detected hex codes (e.g. #ff0000) are displayed as colored badges below the text response. ## Fixes...

fix: Replace empty catch blocks with proper error logging

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## Summary This PR fixes 7 instances of empty catch blocks across 5 files that were silently swallowing errors, making debugging difficult and potentially masking critical failures. ## Changes Made...