fixes

things/koishi-plugin-init/src/index.ts

@@ -4,6 +4,8 @@ import { Config, MyPlugin } from './plugin';
 export { Config } from './plugin';
 
 export const name = 'my-plugin';
+const plugin = new MyPlugin();
+export const schema = plugin.schema;
 export function apply(ctx: Context, config: Config) {
-  ctx.plugin(new MyPlugin(), config);
+  ctx.plugin(plugin, config);
 }

things/koishi-plugin-init/src/plugin.ts

 import 'source-map-support/register';
-import { Context } from 'koishi-core';
+import { Context, Schema } from 'koishi-core';
 import _ from 'lodash';
 
 export interface Config {
@@ -11,6 +11,9 @@ export class MyPlugin {
   config: Config
   ctx: Context;
   name = 'my-plugin-main';
+  schema: Schema<Config> = Schema.object({
+    prefix: Schema.string('desc')
+  });
   apply(ctx: Context, config: Config) {
     this.ctx = ctx;
     this.config = config;