feat(core): use spread for service config

packages/cordis/src/index.ts

@@ -5,6 +5,7 @@ import { TimerService } from '@cordisjs/timer'
 export * from '@cordisjs/core'
 export { default as Schema, default as z } from 'schemastery'
 export { Logger } from '@cordisjs/logger'
+export { TimerService } from '@cordisjs/timer'
 
 export interface Events<C extends Context = Context> extends core.Events<C> {}
 
@@ -35,11 +36,11 @@ export abstract class Service<T = unknown, C extends Context = Context> extends
   /** @deprecated use `this.ctx.logger` instead */
   public logger: Logger
 
-  constructor(config: T)
-  constructor(ctx: C, config: T)
+  constructor(...args: core.Spread<T>)
+  constructor(ctx: C, ...args: core.Spread<T>)
   constructor(ctx: C, name: string, immediate?: boolean)
-  constructor(...args: any[]) {
-    super(args[0], args[1], args[2])
+  constructor(...args: any) {
+    super(...args)
     this.logger = this.ctx.logger(this.name)
   }
 

packages/core/src/service.ts

@@ -1,6 +1,7 @@
 import { Awaitable, defineProperty } from 'cosmokit'
 import { Context } from './context.ts'
 import { createCallable, joinPrototype, symbols } from './utils.ts'
+import { Spread } from './registry.ts'
 
 export abstract class Service<T = unknown, C extends Context = Context> {
   static readonly setup: unique symbol = symbols.setup as any
@@ -19,8 +20,8 @@ export abstract class Service<T = unknown, C extends Context = Context> {
   public name!: string
   public config!: T
 
-  constructor(config: T)
-  constructor(ctx: C, config: T)
+  constructor(...args: Spread<T>)
+  constructor(ctx: C, ...args: Spread<T>)
   constructor(ctx: C, name: string, immediate?: boolean)
   constructor(...args: any[]) {
     let _ctx: C | undefined, name: string | undefined, immediate: boolean | undefined, config: any