build: 添加 Flutter Web 构建产物 + 修复部署脚本

- 本地构建 Flutter Web (flutter build web --release)
- 服务器无需 Flutter 环境，直接复制 build/web
- 修复 403 错误（build/web 目录为空导致）

flutter_monisuo/build/web/main.dart.js_36.part.js

@@ -0,0 +1,60 @@
+((a,b)=>{a[b]=a[b]||{}})(self,"$__dart_deferred_initializers__")
+$__dart_deferred_initializers__.current=function(a,b,c,$){var B,A={
+b0f(d,e,f){var y,x,w=null,v=new B.Y(),u=new B.Y()
+u=new A.XN(v,u)
+u.bc(d,w,e,w)
+y=u.a
+x=v.r
+x.toString
+y.r=x
+v.r=A.bkF(u)
+return u},
+bjl(d,e){var y
+A:{if("timePicker.hours"===e){y="\u038f\u03c1\u03b5\u03c2"
+break A}if("timePicker.minutes"===e){y="\u039b\u03b5\u03c0\u03c4\u03ac"
+break A}if("timePicker.seconds"===e){y="\u0394\u03b5\u03c5\u03c4\u03b5\u03c1\u03cc\u03bb\u03b5\u03c0\u03c4\u03b1"
+break A}if("timePicker.period"===e){y="\u03a0\u03b5\u03c1\u03af\u03bf\u03b4\u03bf\u03c2"
+break A}if("timePicker.periodPlaceholder"===e){y="\u03c0\u03bc"
+break A}if("datePicker.selectDate"===e){y="\u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1\u03c2"
+break A}if("input.cut"===e){y="\u0391\u03c0\u03bf\u03ba\u03bf\u03c0\u03ae"
+break A}if("input.copy"===e){y="\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae"
+break A}if("input.paste"===e){y="\u0395\u03c0\u03b9\u03ba\u03cc\u03bb\u03bb\u03b7\u03c3\u03b7"
+break A}if("input.selectAll"===e){y="\u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03cc\u03bb\u03c9\u03bd"
+break A}if("keyboardToolbar.done"===e){y="\u03a4\u03ad\u03bb\u03bf\u03c2"
+break A}y=null
+break A}return y},
+bkF(d){return new A.aPZ(d)},
+XN:function XN(d,e){var _=this
+_.r=d
+_.z=_.w=$
+_.a=e
+_.e=_.b=$},
+aKZ:function aKZ(){},
+aPZ:function aPZ(d){this.a=d},
+a8C:function a8C(){}}
+B=c[0]
+A=a.updateHolder(c[18],A)
+A.XN.prototype={
+h(d,e){var y=this.r.a5(e)
+return y==null?this.a.a5(e):y},
+gb3(){var y=this,x=y.z
+if(x===$){if(y.w===$)y.w=y
+x=y.z=new A.aKZ()}return x},
+gb8(){return this.r}}
+A.aKZ.prototype={
+gbf(){return"\u0391\u03c0\u03bf\u03ba\u03bf\u03c0\u03ae"},
+gbd(){return"\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae"},
+gbg(){return"\u0395\u03c0\u03b9\u03ba\u03cc\u03bb\u03bb\u03b7\u03c3\u03b7"},
+gba(){return"\u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03cc\u03bb\u03c9\u03bd"}}
+A.a8C.prototype={}
+var z=a.updateTypes([])
+A.aPZ.prototype={
+$1(d){return A.bjl(this.a,d)},
+$S:2};(function inheritance(){var y=a.mixin,x=a.inherit
+x(A.a8C,B.W)
+x(A.XN,A.a8C)
+x(A.aKZ,B.aW)
+x(A.aPZ,B.aO)
+y(A.a8C,B.aT)})()
+B.b1(b.typeUniverse,JSON.parse('{"XN":{"W":[]}}'))};
+(a=>{a["2lKk4K4102VTbyPqZ78rWCDDRZc="]=a.current})($__dart_deferred_initializers__);