liu an 31e229ff78 Docs: update for v0.19.0 (#7823) ... ### What problem does this PR solve? update for v0.19.0 ### Type of change - [x] Documentation Update		2025-05-23 18:18:58 +08:00
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best_practices	Docs: Restructured docs (#7614)	2025-05-13 15:49:08 +08:00
_category_.json	Restructured guides (#5555)	2025-03-03 17:13:37 +08:00
implement_deep_research.md	Added a guide on setting chat variables (#6904)	2025-04-09 19:32:25 +08:00
set_chat_variables.md	Miscellaneous UI updates (#6947)	2025-04-10 20:09:46 +08:00
start_chat.md	Docs: update for v0.19.0 (#7823)	2025-05-23 18:18:58 +08:00