Release v2.0.6

What's Changed

• fix: allow get_user_names_by_memory_ids supports all types of db by @tangg555 in #1063
• 📃 docs: update the ReadME by @XiaohuiSu in #1070
• feat: optimization v2.0.6 by @Wang-Daoji in #1071
• feat: add keyword search by @hijzy in #1073
• fix: replace relativity with score for pref_mem by @hijzy in #1077
• fix: support cases when there is both field condition and logical operators by @endxxxx in #1076
• fix: llm call enable thinking bug by @Wang-Daoji in #1080
• fix: support hours, minutes, and seconds to the filter field. by @endxxxx in #1081
• fix: llm call enable thinking bug by @Wang-Daoji in #1082
• fix: llm call enable thinking bug by @Wang-Daoji in #1083
• fix: preference return results by @CaralHsi in #1088
• feat: optimization v2.0.6 by @Wang-Daoji in #1090
• Dev 20260209 v2.0.6 by @Wang-Daoji in #1091

Full Changelog: v2.0.5...v2.0.6