feat: recognition job context, diary linkage, worker improvements

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/internal/domain/recognition/handler.go

@@ -22,6 +22,7 @@ type DishRepository interface {
 	FindOrCreate(ctx context.Context, name string) (string, bool, error)
 	FindOrCreateRecipe(ctx context.Context, dishID string, calories, proteinG, fatG, carbsG float64) (string, bool, error)
 	UpsertTranslation(ctx context.Context, dishID, lang, name string) error
+	GetTranslation(ctx context.Context, dishID, lang string) (string, bool, error)
 	AddRecipe(ctx context.Context, dishID string, req dish.CreateRequest) (string, error)
 }
 
@@ -249,6 +250,23 @@ func (handler *Handler) ListTodayJobs(responseWriter http.ResponseWriter, reques
 	writeJSON(responseWriter, http.StatusOK, summaries)
 }
 
+// ListAllJobs handles GET /ai/jobs/history — returns all recognition jobs for the current user.
+func (handler *Handler) ListAllJobs(responseWriter http.ResponseWriter, request *http.Request) {
+	userID := middleware.UserIDFromCtx(request.Context())
+
+	summaries, listError := handler.jobRepo.ListAll(request.Context(), userID)
+	if listError != nil {
+		slog.Error("list all jobs", "err", listError)
+		writeErrorJSON(responseWriter, http.StatusInternalServerError, "failed to list jobs")
+		return
+	}
+
+	if summaries == nil {
+		summaries = []*JobSummary{}
+	}
+	writeJSON(responseWriter, http.StatusOK, summaries)
+}
+
 // GetJobStream handles GET /ai/jobs/{id}/stream — SSE endpoint for job updates.
 func (handler *Handler) GetJobStream(responseWriter http.ResponseWriter, request *http.Request) {
 	handler.sseBroker.ServeSSE(responseWriter, request)