refactor(monorepo): remove root cmd entrypoints

docs/skill-workspace-monorepo.md

@@ -143,7 +143,7 @@ This package owns the inbox worker-facing runtime.
 It should contain:
 
 - `cmd/inbox/main.go`
-- CLI command wiring currently under `internal/cli/inbox`
+- package-local CLI command wiring under `internal/cli/inbox`
 - inbox-specific packaging tests
 
 It depends on `coord-core`.
@@ -155,7 +155,7 @@ This package owns the orch leader-facing runtime.
 It should contain:
 
 - `cmd/orch/main.go`
-- CLI command wiring currently under `internal/cli/orch`
+- package-local CLI command wiring under `internal/cli/orch`
 - worktree-specific runtime helpers currently owned only by orch
 
 It depends on `coord-core`.
@@ -170,9 +170,9 @@ This package owns the HTTP and read-model runtime for the operator web surface.
 It should contain:
 
 - `cmd/orchd/main.go`
-- current `internal/httpapi`
-- current `internal/query`
-- current `internal/app/web.go`
+- package-local `internal/httpapi`
+- package-local `internal/query`
+- package-local `internal/app/web.go`
 
 It depends on `coord-core`.
 
@@ -446,6 +446,9 @@ This migration does not require:
 - moving every support app into `packages/`
 - forcing every skill to own its own runtime package when runtime reuse is intentional
 
+The migration does remove root runtime ownership once package-owned runtimes are in place.
+Root `cmd/` and root `internal/` are not part of the long-term target shape.
+
 ## Success Criteria
 
 The migration is complete when: