Add several interfaces about point cloud etc#127

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yzhou-bcom wants to merge 6 commits intomasterfrom

feat/add-pc-semantic-generator

Commits on Jan 22, 2026

feat: add interface api::pointCloud::IPCSemanticFrom2D
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Commits on Jan 28, 2026

fix: set descriptor type to UNDEFINED by default
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Commits on Jan 30, 2026

feat: add IKeyframeLoader in api::input::files
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committed

Commits on Feb 10, 2026

feat: add interface IPCProjectOntoImage
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committed

Commits on Feb 23, 2026

Merge branch 'master' into feat/add-pc-semantic-generator
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committed

Commits on Feb 24, 2026

fix: remove KeyframeFileType and add IMapLoader.h in .pri
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