chore: update tsup config and fix import paths

Updated tsup configuration to include all TypeScript files in the src directory as entry points, as well as specifying external dependencies to improve build output and bundle size. Fixed import paths in several components after reorganizing file structure.

packages/vue3-pixi/src/components/application/index.ts

@@ -4,8 +4,8 @@ import { throttle } from '@antfu/utils'
 import { Application as _Application } from 'pixi.js'
 import type { ColorSource, Container } from 'pixi.js'
 import type { App, PropType } from 'vue-demi'
-import { createApp } from '@vue-pixi/renderer'
-import { appInjectKey } from '@vue-pixi/composables'
+import { createApp } from '../../renderer'
+import { appInjectKey } from '../../composables'
 
 export interface ApplicationInst {
   canvas: HTMLCanvasElement

packages/vue3-pixi/src/components/external/index.ts

@@ -1,7 +1,7 @@
 /* eslint-disable vue/one-component-per-file */
 import type { App, PropType } from 'vue-demi'
 import { createApp, defineComponent, getCurrentInstance, h, inject, onMounted, onUnmounted, ref } from 'vue-demi'
-import { appInjectKey } from '@vue-pixi/composables'
+import { appInjectKey } from '../../composables'
 import { inheritParent } from './utils'
 
 export const External = defineComponent({

packages/vue3-pixi/src/global.ts

@@ -1,4 +1,5 @@
 import '@vue/runtime-core'
+import 'pixi.js'
 import type { SimpleRopeComponent } from './elements/simpleRope'
 import type { SimplePlaneComponent } from './elements/simplePlane'
 import type { NineSlicePlaneComponent } from './elements/nineSlicePlane'