Hyper docs

linkedin: a refused later posts page ends the posts walk, not the sync by @kanyesthaker in #1279
chat: remove finished subagents from the active rail by @kanyesthaker in #1239
hubspot: index only knowledge work records by @kanyesthaker in #1280
monitoring: alerts in plain words about what people notice by @kanyesthaker in #1282
agent: reduce subagent use for small tasks by @kanyesthaker in #1284
monitoring: alert on server crashes, memory, and disk by @kanyesthaker in #1286
agent: remove model and tool call limits by @kanyesthaker in #1289
search: index file trigrams by workspace by @kanyesthaker in #1285