feat(api): 将 master_detail 方法重命名为 masterDetail，统一命名风格

Author: hotlong

examples/crm/src/domains/crm/contact.object.ts

@@ -30,7 +30,7 @@ export const Contact = ObjectSchema.create({
     }),
 
     // Relationship: Link to Account (Master-Detail)
-    account: Field.master_detail('account', {
+    account: Field.masterDetail('account', {
       label: 'Account',
       required: true,
       writeRequiresMasterRead: true,

packages/spec/src/data/field.test.ts

@@ -412,7 +412,7 @@ describe('Field Factory Helpers', () => {
     });
 
     it('should create master_detail field', () => {
-      const masterDetailField = Field.master_detail('parent_object', {
+      const masterDetailField = Field.masterDetail('parent_object', {
         label: 'Parent',
         deleteBehavior: 'cascade',
       });

packages/spec/src/data/field.zod.ts

@@ -188,7 +188,7 @@ export const Field = {
     ...config 
   } as const),
 
-  master_detail: (reference: string, config: FieldInput = {}) => ({ 
+  masterDetail: (reference: string, config: FieldInput = {}) => ({ 
     type: 'master_detail', 
     reference, 
     ...config