chore: release server-v1.0.76

修复编辑入库单草稿后合计金额被清零(Update 漏累加 total)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01YZ4DskSRKsSiheQonFtQvx

backend/internal/handler/stock_in_test.go

@@ -272,6 +272,44 @@ func TestStockInHandler_TotalAmount(t *testing.T) {
 	assert.Equal(t, float64(110), data["total_amount"])
 }
 
+// 回归：编辑草稿入库单后 total_amount 必须按新明细重算（此前 Update 漏了累加，编辑后被清成 0）。
+func TestStockInHandler_UpdateRecomputesTotal(t *testing.T) {
+	db := testutil.SetupTestDB()
+	shop := testutil.CreateTestShop(db, "SI_UPD")
+	user := testutil.CreateTestUser(db, shop.ID, "admin", "pass", "admin")
+	warehouse := testutil.CreateTestWarehouse(db, shop.ID, "Warehouse")
+	token := getAuthToken(user.ID, shop.ID, "admin")
+	r := setupProtectedRouter(db)
+
+	// 建草稿：1 行 10×5 = 50
+	w := makeRequest(r, "POST", "/api/v1/stock-in/orders", token, map[string]interface{}{
+		"warehouse_id": warehouse.ID,
+		"order_date":   time.Now().Format(time.RFC3339),
+		"items": []map[string]interface{}{
+			{"product_name": "茅台", "series": "飞天", "spec": "500ml", "quantity": 10.0, "unit_price": 5.0},
+		},
+	})
+	require.Equal(t, http.StatusCreated, w.Code)
+	orderID := extractID(w)
+
+	// 编辑：改成 2 行 12×3100 + 1×4500 = 41700
+	w = makeRequest(r, "PUT", fmt.Sprintf("/api/v1/stock-in/orders/%d", orderID), token, map[string]interface{}{
+		"warehouse_id": warehouse.ID,
+		"order_date":   time.Now().Format(time.RFC3339),
+		"items": []map[string]interface{}{
+			{"product_name": "茅台2009", "series": "大件", "spec": "500ml", "quantity": 12.0, "unit_price": 3100.0},
+			{"product_name": "茅台十五年", "series": "大件", "spec": "500ml", "quantity": 1.0, "unit_price": 4500.0},
+		},
+	})
+	require.Equal(t, http.StatusOK, w.Code)
+
+	// 取详情核对 total_amount 已重算（不是 0）
+	w = makeRequest(r, "GET", fmt.Sprintf("/api/v1/stock-in/orders/%d", orderID), token, nil)
+	require.Equal(t, http.StatusOK, w.Code)
+	data := parseResponse(w)["data"].(map[string]interface{})
+	assert.Equal(t, float64(41700), data["total_amount"], "编辑后金额应按新明细重算")
+}
+
 func TestStockInHandler_NoAuth(t *testing.T) {
 	db := testutil.SetupTestDB()
 	r := setupProtectedRouter(db)