* fix: make mongo index sync non-destructive
* feat: add safe mongo index maintenance
* docs: document mongo index sync modes
* refactor: simplify mongo index synchronization
* refactor: reduce mongo index sync logs
* refactor: unify mongo index declarations
* docs: consolidate mongo index design notes
* refactor: simplify mongo index declarations
* docs: clarify legacy index cleanup upgrade path
* docs: clarify MongoDB deprecated index cleanup
* fix: match deprecated text indexes by weights, drop options check
Allow name+key cleanup for MongoDB text indexes whose stored key is
rewritten to _fts/_ftsx, and stop requiring options equality so valid
deprecations are not blocked by declaration noise.
* fix: keep agent skill folder tree index active
Restore { teamId, parentId, deleteTime } as a current Schema index so
findSkillAndAllChildren can use it and startup cleanup will not drop it.
* fix: align pro submodule for admin build
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Co-authored-by: Archer <545436317@qq.com>
