v0.4.4
chore: simplify agent tool dependencies and add cached tokens - Replace hardcoded execute_kip with tool_dependencies() across agents - (go) Add CachedTokens field to Usage struct for API - (go) Remove redundant nil check in buildInputContext
chore: simplify agent tool dependencies and add cached tokens - Replace hardcoded execute_kip with tool_dependencies() across agents - (go) Add CachedTokens field to Usage struct for API - (go) Remove redundant nil check in buildInputContext