* fix: node code bugs from docstring audit (#115) - runtime crashes, phantom/duplicate sockets, registry typo aliases, property default mismatches
* fix: address PR #122 review - register template scene types on intent_state, StageExit node_state_pop, annotations, shared graph-test helpers, migration round-trip test
* docs: correct the circular-import chain named in apply_to_scene's deferral comment
* fix: SetScenePhase defaults to the shipped roleplay scene type instead of an empty string that errors on run
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