diff --git a/src/Workflow.Infrastructure/Persistence/SeedData.cs b/src/Workflow.Infrastructure/Persistence/SeedData.cs
index 0bf3742..25139a9 100644
--- a/src/Workflow.Infrastructure/Persistence/SeedData.cs
+++ b/src/Workflow.Infrastructure/Persistence/SeedData.cs
@@ -9,9 +9,11 @@ public static class SeedData
     {
         if (db.WorkflowDefinitions.Any()) return;
 
+        await SeedComponentsAsync(db);
+
         var systemUserId = Guid.Parse("00000000-0000-0000-0000-000000000001");
 
-        // ── 请假表单 ──
+        // ── 请假表单（Formily JSON Schema）──
         var leaveForm = new FormDefinition
         {
             Id = Guid.Parse("A0000000-0000-0000-0000-000000000001"),
@@ -19,49 +21,64 @@ public static class SeedData
             Code = "leave-request",
             Description = "员工请假申请表单",
             Status = FormStatus.Published,
+            SchemaJson = """
+            {
+              "type": "object",
+              "properties": {
+                "leaveType": {
+                  "type": "string",
+                  "title": "请假类型",
+                  "required": true,
+                  "enum": [
+                    { "label": "年假", "value": "annual" },
+                    { "label": "事假", "value": "personal" },
+                    { "label": "病假", "value": "sick" },
+                    { "label": "婚假", "value": "marriage" },
+                    { "label": "产假", "value": "maternity" }
+                  ],
+                  "x-decorator": "FormItem",
+                  "x-component": "Select"
+                },
+                "dateRange": {
+                  "type": "void",
+                  "title": "日期范围",
+                  "x-decorator": "FormItem",
+                  "x-component": "FormGrid",
+                  "properties": {
+                    "startDate": {
+                      "type": "string",
+                      "title": "开始日期",
+                      "required": true,
+                      "x-decorator": "FormItem",
+                      "x-component": "DatePicker"
+                    },
+                    "endDate": {
+                      "type": "string",
+                      "title": "结束日期",
+                      "required": true,
+                      "x-decorator": "FormItem",
+                      "x-component": "DatePicker"
+                    }
+                  }
+                },
+                "reason": {
+                  "type": "string",
+                  "title": "请假原因",
+                  "required": true,
+                  "x-decorator": "FormItem",
+                  "x-component": "Input.TextArea",
+                  "x-component-props": { "maxLength": 500 }
+                }
+              }
+            }
+            """,
             CreatedBy = systemUserId,
             UpdatedBy = systemUserId,
         };
-        leaveForm.Fields =
-        [
-            new FormDefinitionField
-            {
-                Id = Guid.Parse("A0000001-0000-0000-0000-000000000001"),
-                FormDefinitionId = leaveForm.Id,
-                FieldKey = "leaveType", Label = "请假类型", FieldType = FieldType.Select,
-                Required = true, SortOrder = 1,
-                Config = """{ "options": ["年假", "事假", "病假", "婚假", "产假"] }""",
-                CreatedBy = systemUserId, UpdatedBy = systemUserId,
-            },
-            new FormDefinitionField
-            {
-                Id = Guid.Parse("A0000001-0000-0000-0000-000000000002"),
-                FormDefinitionId = leaveForm.Id,
-                FieldKey = "startDate", Label = "开始日期", FieldType = FieldType.Date,
-                Required = true, SortOrder = 2,
-                CreatedBy = systemUserId, UpdatedBy = systemUserId,
-            },
-            new FormDefinitionField
-            {
-                Id = Guid.Parse("A0000001-0000-0000-0000-000000000003"),
-                FormDefinitionId = leaveForm.Id,
-                FieldKey = "endDate", Label = "结束日期", FieldType = FieldType.Date,
-                Required = true, SortOrder = 3,
-                CreatedBy = systemUserId, UpdatedBy = systemUserId,
-            },
-            new FormDefinitionField
-            {
-                Id = Guid.Parse("A0000001-0000-0000-0000-000000000004"),
-                FormDefinitionId = leaveForm.Id,
-                FieldKey = "reason", Label = "请假原因", FieldType = FieldType.Textarea,
-                Required = true, SortOrder = 4,
-                CreatedBy = systemUserId, UpdatedBy = systemUserId,
-            },
-        ];
 
         db.FormDefinitions.Add(leaveForm);
 
-        // ── 报销表单 ──
+        // ── 报销表单（Formily JSON Schema）──
         var expenseForm = new FormDefinition
         {
             Id = Guid.Parse("A0000000-0000-0000-0000-000000000002"),
@@ -69,45 +86,52 @@ public static class SeedData
             Code = "expense-claim",
             Description = "员工费用报销申请表单",
             Status = FormStatus.Published,
+            SchemaJson = """
+            {
+              "type": "object",
+              "properties": {
+                "category": {
+                  "type": "string",
+                  "title": "报销类别",
+                  "required": true,
+                  "enum": [
+                    { "label": "差旅", "value": "travel" },
+                    { "label": "办公用品", "value": "office" },
+                    { "label": "交通", "value": "transport" },
+                    { "label": "餐饮", "value": "meal" },
+                    { "label": "其他", "value": "other" }
+                  ],
+                  "x-decorator": "FormItem",
+                  "x-component": "Select"
+                },
+                "amount": {
+                  "type": "number",
+                  "title": "报销金额",
+                  "required": true,
+                  "x-decorator": "FormItem",
+                  "x-component": "InputNumber",
+                  "x-component-props": { "min": 0, "precision": 2 }
+                },
+                "description": {
+                  "type": "string",
+                  "title": "费用说明",
+                  "required": true,
+                  "x-decorator": "FormItem",
+                  "x-component": "Input.TextArea"
+                },
+                "receipts": {
+                  "type": "array",
+                  "title": "上传发票",
+                  "x-decorator": "FormItem",
+                  "x-component": "Upload",
+                  "x-component-props": { "maxCount": 5, "accept": ".pdf,.jpg,.png" }
+                }
+              }
+            }
+            """,
             CreatedBy = systemUserId,
             UpdatedBy = systemUserId,
         };
-        expenseForm.Fields =
-        [
-            new FormDefinitionField
-            {
-                Id = Guid.Parse("A0000002-0000-0000-0000-000000000001"),
-                FormDefinitionId = expenseForm.Id,
-                FieldKey = "category", Label = "报销类别", FieldType = FieldType.Select,
-                Required = true, SortOrder = 1,
-                Config = """{ "options": ["差旅", "办公用品", "交通", "餐饮", "其他"] }""",
-                CreatedBy = systemUserId, UpdatedBy = systemUserId,
-            },
-            new FormDefinitionField
-            {
-                Id = Guid.Parse("A0000002-0000-0000-0000-000000000002"),
-                FormDefinitionId = expenseForm.Id,
-                FieldKey = "amount", Label = "报销金额", FieldType = FieldType.Number,
-                Required = true, SortOrder = 2,
-                CreatedBy = systemUserId, UpdatedBy = systemUserId,
-            },
-            new FormDefinitionField
-            {
-                Id = Guid.Parse("A0000002-0000-0000-0000-000000000003"),
-                FormDefinitionId = expenseForm.Id,
-                FieldKey = "description", Label = "费用说明", FieldType = FieldType.Textarea,
-                Required = true, SortOrder = 3,
-                CreatedBy = systemUserId, UpdatedBy = systemUserId,
-            },
-            new FormDefinitionField
-            {
-                Id = Guid.Parse("A0000002-0000-0000-0000-000000000004"),
-                FormDefinitionId = expenseForm.Id,
-                FieldKey = "receipts", Label = "上传发票", FieldType = FieldType.FileUpload,
-                Required = false, SortOrder = 4,
-                CreatedBy = systemUserId, UpdatedBy = systemUserId,
-            },
-        ];
 
         db.FormDefinitions.Add(expenseForm);
 
@@ -127,6 +151,7 @@ public static class SeedData
                 DefinitionId = Guid.Parse("B0000000-0000-0000-0000-000000000001"),
                 NodeType = NodeType.Approval, Name = "直属主管审批",
                 Config = """{ "assigneeRule": "role:manager" }""",
+                FormDefinitionId = Guid.Parse("A0000000-0000-0000-0000-000000000001"),
                 CreatedBy = systemUserId, UpdatedBy = systemUserId,
             },
             new()
@@ -250,6 +275,7 @@ public static class SeedData
                 DefinitionId = Guid.Parse("B0000000-0000-0000-0000-000000000002"),
                 NodeType = NodeType.Approval, Name = "部门主管审批",
                 Config = """{ "assigneeRule": "role:department-head" }""",
+                FormDefinitionId = Guid.Parse("A0000000-0000-0000-0000-000000000002"),
                 CreatedBy = systemUserId, UpdatedBy = systemUserId,
             },
             new()
@@ -343,4 +369,209 @@ public static class SeedData
 
         await db.SaveChangesAsync();
     }
+
+    private static async Task SeedComponentsAsync(WorkflowDbContext db)
+    {
+        if (db.FormComponentRegistries.Any()) return;
+
+        var systemUserId = Guid.Parse("00000000-0000-0000-0000-000000000001");
+
+        var components = new List<FormComponentRegistry>
+        {
+            // ── 基础输入 ──
+            new()
+            {
+                Id = Guid.Parse("D0000001-0000-0000-0000-000000000001"),
+                Name = "Input",
+                DisplayName = "输入框",
+                Category = "基础输入",
+                Icon = "lucide:text-cursor-input",
+                SortOrder = 1,
+                DefaultSchema = """{"type":"string","title":"未命名","x-decorator":"FormItem","x-component":"Input","x-component-props":{"placeholder":"请输入"}}""",
+                SupportedProps = """{"basic":[{"key":"placeholder","label":"提示文字","type":"string"},{"key":"allowClear","label":"允许清除","type":"boolean"}],"validation":[{"key":"minLength","label":"最小长度","type":"number"},{"key":"maxLength","label":"最大长度","type":"number"},{"key":"pattern","label":"正则表达式","type":"string"},{"key":"customMessage","label":"错误提示","type":"string"}]}""",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+            new()
+            {
+                Id = Guid.Parse("D0000002-0000-0000-0000-000000000001"),
+                Name = "Input.TextArea",
+                DisplayName = "文本域",
+                Category = "基础输入",
+                Icon = "lucide:align-left",
+                SortOrder = 2,
+                DefaultSchema = """{"type":"string","title":"未命名","x-decorator":"FormItem","x-component":"Input.TextArea","x-component-props":{"placeholder":"请输入"}}""",
+                SupportedProps = """{"basic":[{"key":"placeholder","label":"提示文字","type":"string"},{"key":"rows","label":"行数","type":"number"},{"key":"allowClear","label":"允许清除","type":"boolean"}],"validation":[{"key":"minLength","label":"最小长度","type":"number"},{"key":"maxLength","label":"最大长度","type":"number"},{"key":"pattern","label":"正则表达式","type":"string"},{"key":"customMessage","label":"错误提示","type":"string"}]}""",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+            new()
+            {
+                Id = Guid.Parse("D0000003-0000-0000-0000-000000000001"),
+                Name = "Input.Password",
+                DisplayName = "密码框",
+                Category = "基础输入",
+                Icon = "lucide:lock",
+                SortOrder = 3,
+                DefaultSchema = """{"type":"string","title":"未命名","x-decorator":"FormItem","x-component":"Input.Password","x-component-props":{"placeholder":"请输入密码"}}""",
+                SupportedProps = """{"basic":[{"key":"placeholder","label":"提示文字","type":"string"},{"key":"allowClear","label":"允许清除","type":"boolean"}],"validation":[{"key":"minLength","label":"最小长度","type":"number"},{"key":"maxLength","label":"最大长度","type":"number"},{"key":"pattern","label":"正则表达式","type":"string"},{"key":"customMessage","label":"错误提示","type":"string"}]}""",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+            new()
+            {
+                Id = Guid.Parse("D0000004-0000-0000-0000-000000000001"),
+                Name = "Input.Number",
+                DisplayName = "数字输入",
+                Category = "基础输入",
+                Icon = "lucide:hash",
+                SortOrder = 4,
+                DefaultSchema = """{"type":"number","title":"未命名","x-decorator":"FormItem","x-component":"InputNumber","x-component-props":{"placeholder":"请输入数字"}}""",
+                SupportedProps = """{"basic":[{"key":"placeholder","label":"提示文字","type":"string"},{"key":"min","label":"最小值","type":"number"},{"key":"max","label":"最大值","type":"number"},{"key":"precision","label":"精度","type":"number"},{"key":"allowClear","label":"允许清除","type":"boolean"}],"validation":[{"key":"customMessage","label":"错误提示","type":"string"}]}""",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+
+            // ── 选择控件 ──
+            new()
+            {
+                Id = Guid.Parse("D0000005-0000-0000-0000-000000000001"),
+                Name = "Select",
+                DisplayName = "下拉选择",
+                Category = "选择控件",
+                Icon = "lucide:chevrons-up-down",
+                SortOrder = 10,
+                DefaultSchema = """{"type":"string","title":"未命名","x-decorator":"FormItem","x-component":"Select","x-component-props":{"placeholder":"请选择"},"x-data-source":{"type":"static","options":[]}}""",
+                SupportedProps = """{"basic":[{"key":"placeholder","label":"提示文字","type":"string"},{"key":"allowClear","label":"允许清除","type":"boolean"},{"key":"multiple","label":"多选","type":"boolean"}],"dataSource":{"supported":true,"types":["static","remote"]},"validation":[{"key":"customMessage","label":"错误提示","type":"string"}]}""",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+            new()
+            {
+                Id = Guid.Parse("D0000006-0000-0000-0000-000000000001"),
+                Name = "Radio.Group",
+                DisplayName = "单选框组",
+                Category = "选择控件",
+                Icon = "lucide:circle-dot",
+                SortOrder = 11,
+                DefaultSchema = """{"type":"string","title":"未命名","x-decorator":"FormItem","x-component":"Radio.Group","x-component-props":{},"x-data-source":{"type":"static","options":[]}}""",
+                SupportedProps = """{"basic":[{"key":"optionType","label":"选项类型","type":"string"}],"dataSource":{"supported":true,"types":["static"]},"validation":[{"key":"customMessage","label":"错误提示","type":"string"}]}""",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+            new()
+            {
+                Id = Guid.Parse("D0000007-0000-0000-0000-000000000001"),
+                Name = "Checkbox.Group",
+                DisplayName = "复选框组",
+                Category = "选择控件",
+                Icon = "lucide:check-square",
+                SortOrder = 12,
+                DefaultSchema = """{"type":"array","title":"未命名","x-decorator":"FormItem","x-component":"Checkbox.Group","x-component-props":{},"x-data-source":{"type":"static","options":[]}}""",
+                SupportedProps = """{"basic":[],"dataSource":{"supported":true,"types":["static"]},"validation":[{"key":"customMessage","label":"错误提示","type":"string"}]}""",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+            new()
+            {
+                Id = Guid.Parse("D0000008-0000-0000-0000-000000000001"),
+                Name = "Switch",
+                DisplayName = "开关",
+                Category = "选择控件",
+                Icon = "lucide:toggle-right",
+                SortOrder = 13,
+                DefaultSchema = """{"type":"boolean","title":"未命名","x-decorator":"FormItem","x-component":"Switch","x-component-props":{}}""",
+                SupportedProps = """{"basic":[{"key":"checkedChildren","label":"选中文字","type":"string"},{"key":"unCheckedChildren","label":"未选中文字","type":"string"}]}""",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+
+            // ── 日期时间 ──
+            new()
+            {
+                Id = Guid.Parse("D0000009-0000-0000-0000-000000000001"),
+                Name = "DatePicker",
+                DisplayName = "日期选择",
+                Category = "日期时间",
+                Icon = "lucide:calendar",
+                SortOrder = 20,
+                DefaultSchema = """{"type":"string","title":"未命名","x-decorator":"FormItem","x-component":"DatePicker","x-component-props":{"placeholder":"请选择日期"}}""",
+                SupportedProps = """{"basic":[{"key":"placeholder","label":"提示文字","type":"string"},{"key":"format","label":"日期格式","type":"string"},{"key":"allowClear","label":"允许清除","type":"boolean"}],"validation":[{"key":"customMessage","label":"错误提示","type":"string"}]}""",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+            new()
+            {
+                Id = Guid.Parse("D0000010-0000-0000-0000-000000000001"),
+                Name = "TimePicker",
+                DisplayName = "时间选择",
+                Category = "日期时间",
+                Icon = "lucide:clock",
+                SortOrder = 21,
+                DefaultSchema = """{"type":"string","title":"未命名","x-decorator":"FormItem","x-component":"TimePicker","x-component-props":{"placeholder":"请选择时间"}}""",
+                SupportedProps = """{"basic":[{"key":"placeholder","label":"提示文字","type":"string"},{"key":"format","label":"时间格式","type":"string"},{"key":"allowClear","label":"允许清除","type":"boolean"}],"validation":[{"key":"customMessage","label":"错误提示","type":"string"}]}""",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+
+            // ── 文件 ──
+            new()
+            {
+                Id = Guid.Parse("D0000011-0000-0000-0000-000000000001"),
+                Name = "Upload",
+                DisplayName = "文件上传",
+                Category = "文件",
+                Icon = "lucide:upload",
+                SortOrder = 30,
+                DefaultSchema = """{"type":"array","title":"未命名","x-decorator":"FormItem","x-component":"Upload","x-component-props":{"maxCount":1}}""",
+                SupportedProps = """{"basic":[{"key":"maxCount","label":"最大数量","type":"number"},{"key":"accept","label":"文件类型","type":"string"},{"key":"multiple","label":"多选","type":"boolean"}],"validation":[{"key":"customMessage","label":"错误提示","type":"string"}]}""",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+
+            // ── 布局容器 ──
+            new()
+            {
+                Id = Guid.Parse("D0000012-0000-0000-0000-000000000001"),
+                Name = "FormGrid",
+                DisplayName = "栅格布局",
+                Category = "布局容器",
+                Icon = "lucide:grid-3x3",
+                SortOrder = 40,
+                DefaultSchema = """{"type":"void","title":"未命名","x-decorator":"FormItem","x-component":"FormGrid","x-component-props":{}}""",
+                SupportedProps = "{}",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+            new()
+            {
+                Id = Guid.Parse("D0000013-0000-0000-0000-000000000001"),
+                Name = "FormLayout",
+                DisplayName = "表单布局",
+                Category = "布局容器",
+                Icon = "lucide:layout",
+                SortOrder = 41,
+                DefaultSchema = """{"type":"void","title":"未命名","x-decorator":"FormItem","x-component":"FormLayout","x-component-props":{}}""",
+                SupportedProps = "{}",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+            new()
+            {
+                Id = Guid.Parse("D0000014-0000-0000-0000-000000000001"),
+                Name = "Card",
+                DisplayName = "卡片容器",
+                Category = "布局容器",
+                Icon = "lucide:square",
+                SortOrder = 42,
+                DefaultSchema = """{"type":"void","title":"未命名","x-decorator":"FormItem","x-component":"Card","x-component-props":{}}""",
+                SupportedProps = "{}",
+                CreatedBy = systemUserId,
+                UpdatedBy = systemUserId,
+            },
+        };
+
+        db.FormComponentRegistries.AddRange(components);
+        await db.SaveChangesAsync();
+    }
 }