fix(glossary): 绑定 QA identity 与人工 override

internal/api/api_test.go

@@ -1944,7 +1944,7 @@ func TestAdminControlForwardsAllowlistedActions(t *testing.T) {
 		{name: "repair", action: "repair", rpcMethod: "resource.repair", call: "resource.repair"},
 		{name: "catalog refresh", action: "catalog-refresh", rpcMethod: "catalog.refresh", call: "catalog.refresh"},
 		{name: "task cancel", action: "task-cancel", body: `{"task_id":"task-sync-1"}`, rpcMethod: "task.cancel", call: "task.cancel"},
-		{name: "translation task update", action: "translation-task-update", body: `{"task_id":"textunit/v-current/Scenario","status":"completed","provider":"manual","provider_run_id":"manual-run-1","translation_results":[{"unit_id":"direct:a#unit:0","source_text":"source","translated_text":"译文","glossary_override":{"reviewer":"reviewer","reason":"approved deviation","provenance":"manual-review","confirmed_unix_seconds":100}}]}`, rpcMethod: "translation.task.update", call: "translation.task.update"},
+		{name: "translation task update", action: "translation-task-update", body: `{"task_id":"textunit/v-current/Scenario","status":"completed","provider":"manual","provider_run_id":"manual-run-1","translation_results":[{"unit_id":"direct:a#unit:0","source_text":"source","translated_text":"译文","glossary_override":{"qa_identity":"gqa-v1-test","reviewer":"reviewer","reason":"approved deviation","provenance":"manual-review","confirmed_unix_seconds":100}}]}`, rpcMethod: "translation.task.update", call: "translation.task.update"},
 		{name: "translation worker run", action: "translation-worker-run", body: `{"provider":"mock","concurrency":8,"max_tasks":2,"retry_backoff_seconds":0,"worker_id":"dashboard-worker"}`, rpcMethod: "translation.worker.run", call: "translation.worker.run"},
 		{name: "translation proofread", action: "translation-proofread", rpcMethod: "translation.proofread", call: "translation.proofread"},
 		{name: "translation memory confirm", action: "translation-memory-confirm", body: `{"record_id":"tm-record-1","reviewer":"reviewer","reason":"reviewed"}`, rpcMethod: "translation.memory.confirm", call: "translation.memory.confirm"},
@@ -1983,7 +1983,8 @@ func TestAdminControlForwardsAllowlistedActions(t *testing.T) {
 		len(backend.translationTaskUpdates[0].TranslationResults) != 1 ||
 		backend.translationTaskUpdates[0].TranslationResults[0].TranslatedText != "译文" ||
 		backend.translationTaskUpdates[0].TranslationResults[0].GlossaryOverride == nil ||
-		backend.translationTaskUpdates[0].TranslationResults[0].GlossaryOverride.Reviewer != "reviewer" {
+		backend.translationTaskUpdates[0].TranslationResults[0].GlossaryOverride.Reviewer != "reviewer" ||
+		backend.translationTaskUpdates[0].TranslationResults[0].GlossaryOverride.QAIdentity != "gqa-v1-test" {
 		t.Fatalf("translation task updates=%#v", backend.translationTaskUpdates)
 	}
 	if len(backend.translationMemoryConfirmParams) != 1 ||

internal/api/openapi.go

@@ -534,7 +534,7 @@ paths:
             type: string
       responses:
         "200":
-          description: Glossary constraints, diagnostics, and blocked decision.
+          description: Glossary constraints, diagnostics, blocked decision, and stable qa_identity.
         "400":
           description: Missing source text or invalid context.
         "401":
@@ -628,9 +628,12 @@ paths:
                         type: string
                       glossary_override:
                         type: object
-                        required: [reviewer, reason, provenance, confirmed_unix_seconds]
+                        required: [qa_identity, reviewer, reason, provenance, confirmed_unix_seconds]
                         additionalProperties: false
                         properties:
+                          qa_identity:
+                            type: string
+                            minLength: 1
                           reviewer:
                             type: string
                           reason:

internal/backendrpc/client.go

@@ -513,6 +513,7 @@ type GlossaryTermSnapshot struct {
 
 // GlossaryOverride records explicit human approval for a deviation.
 type GlossaryOverride struct {
+	QAIdentity           string `json:"qa_identity"`
 	Reviewer             string `json:"reviewer"`
 	Reason               string `json:"reason"`
 	Provenance           string `json:"provenance"`

internal/backendrpc/client_test.go

@@ -464,6 +464,7 @@ func TestTranslationTaskUpdateSendsWorkerParams(t *testing.T) {
 			SourceText:     "source",
 			TranslatedText: "译文",
 			GlossaryOverride: &GlossaryOverride{
+				QAIdentity:           "gqa-v1-test",
 				Reviewer:             "reviewer",
 				Reason:               "approved deviation",
 				Provenance:           "manual-review",