build: 替换autoprefixer为lightningcss并优化依赖

移除autoprefixer，改用lightningcss处理CSS，提升构建兼容性与性能。package.json、pnpm-lock.yaml、vite.config.ts同步调整依赖与配置，支持Android 5+/iOS 10+/Chrome 60+等目标环境。补充PWA苹果图标，删除favicon.ico。多语言任务目标文本细化和丰富，提升本地化体验。安卓端gradle配置补充capacitor-app与capacitor-filesystem依赖。

pnpm-lock.yaml

@@ -44,6 +44,9 @@ importers:
       finalhandler:
         specifier: ^2.1.1
         version: 2.1.1
+      lightningcss:
+        specifier: ^1.30.2
+        version: 1.30.2
       lucide-vue-next:
         specifier: ^0.556.0
         version: 0.556.0(vue@3.5.25(typescript@5.9.3))
@@ -93,9 +96,6 @@ importers:
       '@vue/tsconfig':
         specifier: ^0.8.1
         version: 0.8.1(typescript@5.9.3)(vue@3.5.25(typescript@5.9.3))
-      autoprefixer:
-        specifier: ^10.4.23
-        version: 10.4.23(postcss@8.5.6)
       class-variance-authority:
         specifier: ^0.7.1
         version: 0.7.1
@@ -1672,13 +1672,6 @@ packages:
     resolution: {integrity: sha512-+q/t7Ekv1EDY2l6Gda6LLiX14rU9TV20Wa3ofeQmwPFZbOMo9DXrLbOjFaaclkXKWidIaopwAObQDqwWtGUjqg==}
     engines: {node: '>= 4.0.0'}
 
-  autoprefixer@10.4.23:
-    resolution: {integrity: sha512-YYTXSFulfwytnjAPlw8QHncHJmlvFKtczb8InXaAx9Q0LbfDnfEYDE55omerIJKihhmU61Ft+cAOSzQVaBUmeA==}
-    engines: {node: ^10 || ^12 || >=14}
-    hasBin: true
-    peerDependencies:
-      postcss: ^8.1.0
-
   available-typed-arrays@1.0.7:
     resolution: {integrity: sha512-wvUjBtSGN7+7SjNpq/9M2Tg350UZD3q62IFZLbRAR1bSMlCo1ZaeW+BJ+D090e4hIIZLBcTDWe4Mh4jvUDajzQ==}
     engines: {node: '>= 0.4'}
@@ -2215,9 +2208,6 @@ packages:
     resolution: {integrity: sha512-8RipRLol37bNs2bhoV67fiTEvdTrbMUYcFTiy3+wuuOnUog2QBHCZWXDRijWQfAkhBj2Uf5UnVaiWwA5vdd82w==}
     engines: {node: '>= 6'}
 
-  fraction.js@5.3.4:
-    resolution: {integrity: sha512-1X1NTtiJphryn/uLQz3whtY6jK3fTqoE3ohKs0tT+Ujr1W59oopxmoEh7Lu5p6vBaPbgoM0bzveAW4Qi5RyWDQ==}
-
   framer-motion@12.23.12:
     resolution: {integrity: sha512-6e78rdVtnBvlEVgu6eFEAgG9v3wLnYEboM8I5O5EXvfKC8gxGQB8wXJdhkMy10iVcn05jl6CNw7/HTsTCfwcWg==}
     peerDependencies:
@@ -3114,9 +3104,6 @@ packages:
     resolution: {integrity: sha512-/+5VFTchJDoVj3bhoqi6UeymcD00DAwb1nJwamzPvHEszJ4FpF6SNNbUbOS8yI56qHzdV8eK0qEfOSiodkTdxg==}
     engines: {node: '>= 0.4'}
 
-  postcss-value-parser@4.2.0:
-    resolution: {integrity: sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==}
-
   postcss@8.5.6:
     resolution: {integrity: sha512-3Ybi1tAuwAP9s0r1UQ2J4n5Y0G05bJkpUIO0/bI9MhwmD70S5aTWbXGBwxHrelT+XM1k6dM0pk+SwNkpTRN7Pg==}
     engines: {node: ^10 || ^12 || >=14}
@@ -5680,15 +5667,6 @@ snapshots:
 
   at-least-node@1.0.0: {}
 
-  autoprefixer@10.4.23(postcss@8.5.6):
-    dependencies:
-      browserslist: 4.28.1
-      caniuse-lite: 1.0.30001760
-      fraction.js: 5.3.4
-      picocolors: 1.1.1
-      postcss: 8.5.6
-      postcss-value-parser: 4.2.0
-
   available-typed-arrays@1.0.7:
     dependencies:
       possible-typed-array-names: 1.1.0
@@ -6395,8 +6373,6 @@ snapshots:
       hasown: 2.0.2
       mime-types: 2.1.35
 
-  fraction.js@5.3.4: {}
-
   framer-motion@12.23.12:
     dependencies:
       motion-dom: 12.23.12
@@ -7267,8 +7243,6 @@ snapshots:
 
   possible-typed-array-names@1.1.0: {}
 
-  postcss-value-parser@4.2.0: {}
-
   postcss@8.5.6:
     dependencies:
       nanoid: 3.3.11