chore(deps): low-risk major upgrades (Phase B)

- Remove deprecated @iconify/iconify (replaced by @purge-icons/generated)
- @commitlint/cli + config-conventional 19 → 20
- lint-staged 15 → 16
- rimraf 5 → 6
- markmap-common/lib/toolbar/view 0.16-0.17 → 0.18
- vue3-signature 0.2 → 0.4
- vue-dompurify-html 4 → 5

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

build/vite/optimize.ts

@@ -14,7 +14,6 @@ const include = [
   'lodash-es',
   'nprogress',
   'web-storage-cache',
-  '@iconify/iconify',
   '@vueuse/core',
   '@zxcvbn-ts/core',
   'echarts/core',

package.json

@@ -31,7 +31,6 @@
     "@element-plus/icons-vue": "2.3.2",
     "@form-create/designer": "^3.4.0",
     "@form-create/element-ui": "^3.2.37",
-    "@iconify/iconify": "^3.1.1",
     "@microsoft/fetch-event-source": "^2.0.1",
     "@videojs-player/vue": "^1.0.0",
     "@vueuse/core": "^14.2.1",
@@ -58,10 +57,10 @@
     "jsoneditor": "^10.4.2",
     "lodash-es": "^4.17.23",
     "markdown-it": "^14.1.1",
-    "markmap-common": "^0.16.0",
-    "markmap-lib": "^0.16.1",
-    "markmap-toolbar": "^0.17.2",
-    "markmap-view": "^0.16.0",
+    "markmap-common": "^0.18.9",
+    "markmap-lib": "^0.18.12",
+    "markmap-toolbar": "^0.18.12",
+    "markmap-view": "^0.18.12",
     "min-dash": "^4.2.3",
     "mitt": "^3.0.1",
     "nprogress": "^0.2.0",
@@ -75,19 +74,19 @@
     "url": "^0.11.4",
     "video.js": "^7.21.7",
     "vue": "3.5.29",
-    "vue-dompurify-html": "^4.1.4",
+    "vue-dompurify-html": "^5.3.0",
     "vue-i18n": "11.2.8",
     "vue-router": "5.0.3",
     "vue-types": "^5.1.3",
     "vue3-print-nb": "^0.1.4",
-    "vue3-signature": "^0.2.4",
+    "vue3-signature": "^0.4.4",
     "vuedraggable": "^4.1.0",
     "web-storage-cache": "^1.1.1",
     "xml-js": "^1.6.11"
   },
   "devDependencies": {
-    "@commitlint/cli": "^19.8.1",
-    "@commitlint/config-conventional": "^19.8.1",
+    "@commitlint/cli": "^20.4.2",
+    "@commitlint/config-conventional": "^20.4.2",
     "@iconify/json": "^2.2.444",
     "@intlify/unplugin-vue-i18n": "^11.0.7",
     "@playwright/test": "^1.58.2",
@@ -110,13 +109,13 @@
     "consola": "^3.4.2",
     "eslint": "^10.0.2",
     "eslint-plugin-vue": "^10.8.0",
-    "lint-staged": "^15.5.2",
+    "lint-staged": "^16.3.1",
     "postcss": "^8.5.6",
     "postcss-html": "^1.8.1",
     "postcss-scss": "^4.0.9",
     "prettier": "^3.8.1",
     "prettier-eslint": "^16.4.2",
-    "rimraf": "^5.0.10",
+    "rimraf": "^6.1.3",
     "rollup": "^4.59.0",
     "sass": "^1.97.3",
     "stylelint": "^16.26.1",