M4: task tool, subagent spawner, board wiring

Adds the task tool and subagent spawner in harness-tools, and wires spawning/aliasing/reuse and depth limits through harness-app and the job board, so an orchestrator session can launch and track child sessions.
2026-07-10 16:20:11 +02:00
parent 07476d1318
commit 8976b5dc09
18 changed files with 1137 additions and 67 deletions
@@ -669,7 +669,9 @@ dependencies = [
 name = "harness-app"
 version = "0.1.0"
 dependencies = [
+ "async-trait",
 "dirs",
+ "futures",
 "harness-core",
 "harness-lsp",
 "harness-mcp",