add default files to ignore for smart rebuild

packages/nitro/src/config.ts

@@ -27,6 +27,7 @@ export interface SLSOptions {
   minify: boolean
   rollupConfig?: any
   fullStatic: boolean,
+  generateIgnore: string[]
   staticAssets: {
     base: string
     versionBase: string

packages/nitro/src/index.ts

@@ -33,6 +33,7 @@ export default <Module> function slsModule () {
   nuxt.hook('generate:cache:ignore', (ignore) => {
     ignore.push(options.slsDir)
     ignore.push(options.targetDir)
+    ignore.push(...options.generateIgnore)
   })
 
   nuxt.hook('generate:page', (page) => {

packages/nitro/src/targets/netlify.ts

@@ -3,5 +3,8 @@ import { SLSTarget } from '../config'
 import { lambda } from './lambda'
 
 export const netlify: SLSTarget = extendTarget(lambda, {
-
+  generateIgnore: [
+    'netlify.toml',
+    '_redirects'
+  ]
 })

packages/nitro/src/targets/vercel.ts

@@ -3,5 +3,8 @@ import { SLSTarget } from '../config'
 import { node } from './node'
 
 export const vercel: SLSTarget = extendTarget(node, {
-  targetDir: '{{ rootDir }}/api'
+  targetDir: '{{ rootDir }}/api',
+  generateIgnore: [
+    'vercel.json'
+  ]
 })