fix: respect dir option from module for ipx

resolves #817

src/ipx.ts

@@ -35,7 +35,7 @@ export const ipxSetup: ProviderSetup = async (providerOptions, moduleOptions) =>
       nitro.options._config.runtimeConfig = nitro.options._config.runtimeConfig || {}
       nitro.options._config.runtimeConfig.ipx = { ...ipxOptions }
       // Use relative path for built app
-      ipxOptions.dir = relative(nitro.options.output.serverDir, nitro.options.output.publicDir)
+      ipxOptions.dir = relative(nitro.options.output.serverDir, moduleOptions.dir)
       nitro.options.runtimeConfig.ipx = ipxOptions
     })
     nuxt.options.serverHandlers.push({

src/module.ts

@@ -1,5 +1,6 @@
 import { parseURL, withLeadingSlash } from 'ufo'
 import { defineNuxtModule, addTemplate, addImports, createResolver, addComponent, addPlugin } from '@nuxt/kit'
+import { resolve } from 'pathe'
 import { resolveProviders, detectProvider } from './provider'
 import type { ImageProviders, ImageOptions, InputProvider, CreateImageOptions } from './types'
 
@@ -20,10 +21,10 @@ export interface ModuleOptions extends ImageProviders {
 export * from './types'
 
 export default defineNuxtModule<ModuleOptions>({
-  defaults: {
+  defaults: nuxt => ({
     staticFilename: '[publicPath]/image/[hash][ext]',
     provider: 'auto',
-    dir: '',
+    dir: nuxt.options.dir.public,
     presets: {},
     domains: [] as string[],
     sharp: {},
@@ -40,7 +41,7 @@ export default defineNuxtModule<ModuleOptions>({
     internalUrl: '',
     providers: {},
     alias: {}
-  },
+  }),
   meta: {
     name: '@nuxt/image',
     configKey: 'image',
@@ -51,6 +52,9 @@ export default defineNuxtModule<ModuleOptions>({
   async setup (options, nuxt) {
     const resolver = createResolver(import.meta.url)
 
+    // fully resolve directory
+    options.dir = resolve(nuxt.options.srcDir, options.dir)
+
     // Normalize domains to hostname
     options.domains = options.domains.map((d) => {
       if (!d.startsWith('http')) { d = 'http://' + d }