Canopy framework execution engine. Interprets canopy-flavored skills (any SKILL.md with a `## Tree` section) at runtime — platform detection, section semantics (`## Agent`/`## Tree`/`## Rules`/`## Response:`), tree notation (`<<`, `>>`, `|`), control-flow primitives (`IF`/`ELSE_IF`/`ELSE`/`SWITCH`/`
Canopy framework execution engine. Interprets canopy-flavored skills (any SKILL.md with a `## Tree` section) at runtime — platform detection, section semantics (`## Agent`/`## Tree`/`## Rules`/`## Response:`), tree notation (`<<`, `>>`, `|`), control-flow primitives (`IF`/`ELSE_IF`/`ELSE`/`SWITCH`/`CASE`/`DEFAULT`/`FOR_EACH`/`BREAK`/`END`), interaction primitives (`ASK`/`SHOW_PLAN`), execution pri