feat!: 去掉 json 类型(object 取代) + 版本统一 0.7.0

- object 字段已能声明式表达嵌套结构,freeform 的 json 类型不再需要:
  删 ShrimpFieldTypes.Json + defaultTypeHandlers[Json](reqFilter/resFilter)。
- 源码无任何 type:json 使用,安全移除。
- 前后端版本自此统一:一起推的版本用相同版本号,本批 = 0.7.0。

package.json

@@ -1,6 +1,6 @@
 {
     "name": "shrimp-server",
-    "version": "0.6.11",
+    "version": "0.7.0",
     "description": "Shrimp 框架后端 — 声明式字段驱动的 Node.js 管理后台框架(Express + Mongoose + JWT)",
     "main": "dist/main/index.js",
     "types": "dist/main/index.d.ts",

src/IShrimpType.ts

@@ -235,7 +235,6 @@ export const ShrimpFieldTypes = {
     Textarea: "textarea" as ShrimpFieldType,
     Password: "password" as ShrimpFieldType,
     Relation: "relation" as ShrimpFieldType,
-    Json: "json" as ShrimpFieldType,
     Tab: "tab" as ShrimpFieldType,
     Object: "object" as ShrimpFieldType,
     Array: "array" as ShrimpFieldType,

src/Shrimp/ShrimpTableModule.ts

@@ -27,26 +27,6 @@ export const defaultTypeHandlers: Record<string, IFieldTypeHandler> = {
     [ShrimpFieldTypes.Boolean]: {
         defaultValue: false,
     },
-    [ShrimpFieldTypes.Json]: {
-        reqFilter: (value) => {
-            if (value == null || value === "") return undefined
-            if (typeof value === "string") {
-                try {
-                    return JSON.parse(value)
-                } catch {
-                    throw new ShrimpError({ t: 'shrimp.invalidJson' })
-                }
-            }
-            return value
-        },
-        resFilter: (value) => {
-            if (value == null) return value
-            if (typeof value === "object") {
-                return JSON.stringify(value)
-            }
-            return value
-        },
-    },
     [ShrimpFieldTypes.Tab]: {
         // tab 是结构化字段：库里/响应/编辑全程是对象，只在"给人看"的边界(import/export/label)走字符串。
         reqFilter: (value, field) => {