Remove markdown test docs and document tests inline

packages/inbox-runtime/internal/cli/inbox/claim_integration_test.go

@@ -2,6 +2,7 @@ package inbox
 
 import "testing"
 
+// TestClaimAcquiresThreadLease verifies claim acquires thread lease.
 func TestClaimAcquiresThreadLease(t *testing.T) {
 	t.Parallel()
 
@@ -34,6 +35,7 @@ func TestClaimAcquiresThreadLease(t *testing.T) {
 	}
 }
 
+// TestClaimRejectsWhenThreadMissing verifies claim rejects when thread missing.
 func TestClaimRejectsWhenThreadMissing(t *testing.T) {
 	t.Parallel()
 
@@ -51,6 +53,7 @@ func TestClaimRejectsWhenThreadMissing(t *testing.T) {
 	assertErrorJSON(t, stdout, "not_found")
 }
 
+// TestClaimRejectsWhenThreadAlreadyClaimed verifies claim rejects when thread already claimed.
 func TestClaimRejectsWhenThreadAlreadyClaimed(t *testing.T) {
 	t.Parallel()
 
@@ -79,6 +82,7 @@ func TestClaimRejectsWhenThreadAlreadyClaimed(t *testing.T) {
 	assertErrorJSON(t, stdout, "lease_conflict")
 }
 
+// TestClaimRecordsRequestedLeaseDuration verifies claim records requested lease duration.
 func TestClaimRecordsRequestedLeaseDuration(t *testing.T) {
 	t.Parallel()