Remove deprecated APIs (#5707)

* Remove deprecated Astro globals

* Remove deprecated hook param

* Fix test

* Add changeset

* Add TODO

Author: bluwy

packages/integrations/cloudflare/src/index.ts

@@ -39,14 +39,12 @@ const SERVER_BUILD_FOLDER = '/$server_build/';
 export default function createIntegration(args?: Options): AstroIntegration {
 	let _config: AstroConfig;
 	let _buildConfig: BuildConfig;
-	let needsBuildConfig = false;
 	const isModeDirectory = args?.mode === 'directory';
 
 	return {
 		name: '@astrojs/cloudflare',
 		hooks: {
 			'astro:config:setup': ({ config, updateConfig }) => {
-				needsBuildConfig = !config.build.client;
 				updateConfig({
 					build: {
 						client: new URL(`.${config.base}`, config.outDir),
@@ -90,14 +88,6 @@ export default function createIntegration(args?: Options): AstroIntegration {
 					vite.ssr.target = vite.ssr.target || 'webworker';
 				}
 			},
-			'astro:build:start': ({ buildConfig }) => {
-				// Backwards compat
-				if (needsBuildConfig) {
-					buildConfig.client = new URL(`.${_config.base}`, _config.outDir);
-					buildConfig.server = new URL(`.${SERVER_BUILD_FOLDER}`, _config.outDir);
-					buildConfig.serverEntry = '_worker.js';
-				}
-			},
 			'astro:build:done': async () => {
 				const entryPath = fileURLToPath(new URL(_buildConfig.serverEntry, _buildConfig.server)),
 					entryUrl = new URL(_buildConfig.serverEntry, _config.outDir),