feat(plugin): 品牌图标用 deta.city logo（iconSmall/iconLarge + 契约守卫 E5），studio 0.3.12 / writer 0.1.3

plugin.json 的 interface 补 iconSmall/iconLarge = ./assets/logo.svg（与门户 favicon 同一份 brand 标），brandColor 由 #2F6F4E 改为 #333333 对齐品牌标与门店令牌色。契约校验新增 E5：图标必须是插件根内相对路径且文件存在（实测写坏能抓到）。

plugins/studio/.codex-plugin/plugin.json

@@ -1,6 +1,6 @@
 {
   "name": "studio",
-  "version": "0.3.11",
+  "version": "0.3.12",
   "description": "DETA Studio 插件：以 AML 为唯一事实源编辑建筑模型，编译为建筑模型并执行规则校验。",
   "author": {
     "name": "DETA",
@@ -28,12 +28,14 @@
       "Read",
       "Write"
     ],
-    "brandColor": "#2F6F4E",
+    "brandColor": "#333333",
     "websiteURL": "https://deta.city",
     "defaultPrompt": [
       "读取当前 AML 设计源码并说明建筑构成。",
       "在 AML 中修改指定空间的层高，然后重新编译校验。",
       "统计当前模型的围护结构面积与外窗面积。"
-    ]
+    ],
+    "iconSmall": "./assets/logo.svg",
+    "iconLarge": "./assets/logo.svg"
   }
 }

plugins/studio/assets/logo.svg

@@ -0,0 +1,3 @@
+<svg width="64" height="64" viewBox="0 0 64 64" fill="none" xmlns="http://www.w3.org/2000/svg">
+  <path fill="#333333" d="M 48 52 L 10 52 L 45 6 L 54.4 39.1 L 56.4 45.6 L 47.2 36 L 42.5 19.2 L 22.1 46 L 44 46 L 59 49.2 Z" />
+</svg>

plugins/studio/package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "deta-studio-plugin",
-  "version": "0.3.11",
+  "version": "0.3.12",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "deta-studio-plugin",
-      "version": "0.3.11",
+      "version": "0.3.12",
       "license": "Proprietary"
     }
   }

plugins/studio/package.json

@@ -1,6 +1,6 @@
 {
   "name": "deta-studio-plugin",
-  "version": "0.3.11",
+  "version": "0.3.12",
   "description": "DETA Studio：AML 建筑模型读写与编译校验（Codex 插件 / dsh 组合包 双壳）",
   "type": "module",
   "license": "Proprietary",