feat: add metadata and middleware add preivew middleware

demo/simple/src/apps-https/app.ts

@@ -3,7 +3,7 @@ import { readFileSync } from 'fs';
 const app = new App({ 
   serverOptions: {
     cors: {},
-    isHTTPS: true,
+    httpType: 'https',
     httpsKey: readFileSync('https-key.pem', 'utf8'),
     httpsCert: readFileSync('https-cert.pem', 'utf-8'),
   },

demo/simple/src/three-link/three.ts

@@ -0,0 +1,52 @@
+import { Route, App } from '@kevisual/router';
+import { readFileSync } from 'fs';
+const app = new App({
+  serverOptions: {
+    cors: {},
+    httpType: 'https',
+    httpsKey: readFileSync('https-key.pem', 'utf8'),
+    httpsCert: readFileSync('https-cert.pem', 'utf-8'),
+  },
+});
+
+app
+  .route({
+    path: 'demo',
+    key: '01',
+  })
+  .define(async (ctx) => {
+    ctx.token = '01';
+    ctx.body = '01';
+    ctx.state.t01 = '01';
+    console.log('state01', ctx.state);
+  })
+  .addTo(app);
+
+app
+  .route({
+    path: 'demo',
+    key: '02',
+    middleware: [{ path: 'demo', key: '01' } as Route],
+  })
+  .define(async (ctx) => {
+    ctx.body = '02';
+    ctx.state.t02 = '02';
+    console.log('state02', ctx.state, 't', ctx.token);
+  })
+  .addTo(app);
+
+app
+  .route({
+    path: 'demo',
+    key: '03',
+    middleware: [{ path: 'demo', key: '02' } as Route],
+  })
+  .define(async (ctx) => {
+    ctx.body = '03';
+    console.log('state03', ctx.state);
+  })
+  .addTo(app);
+
+app.call({ path: 'demo', key: '03' }).then((ctx) => {
+  console.log('result', ctx.body);
+});