feat: remove deprecated experimental errors

Author: florian-lefebvre

packages/astro/src/core/errors/errors-data.ts

@@ -1427,7 +1427,8 @@ export const CspNotEnabled = {
 export const UnavailableAstroGlobal = {
 	name: 'UnavailableAstroGlobal',
 	title: 'Unavailable Astro global in getStaticPaths()',
-	message: (name: string) => `The Astro global is not available in this scope. Please remove "Astro.${name}" from your getStaticPaths() function.`,
+	message: (name: string) =>
+		`The Astro global is not available in this scope. Please remove "Astro.${name}" from your getStaticPaths() function.`,
 } satisfies ErrorData;
 
 /**
@@ -2087,54 +2088,6 @@ export const SessionStorageSaveError = {
 	hint: 'For more information, see https://docs.astro.build/en/guides/sessions/',
 } satisfies ErrorData;
 
-/**
- * @docs
- * @see
- * 	- [Sessions](https://docs.astro.build/en/guides/sessions/)
- * @deprecated This error was removed in Astro 5.7, when the Sessions feature stopped being experimental.
- * @description
- * Your adapter must support server output to use sessions.
- */
-export const SessionWithoutSupportedAdapterOutputError = {
-	name: 'SessionWithoutSupportedAdapterOutputError',
-	title: "Sessions cannot be used with an adapter that doesn't support server output.",
-	message:
-		'Sessions require an adapter that supports server output. The adapter must set `"server"` in the `buildOutput` adapter feature.',
-	hint: 'Ensure your adapter supports `buildOutput: "server"`: https://docs.astro.build/en/reference/adapter-reference/#building-an-adapter',
-} satisfies ErrorData;
-/**
- * @docs
- * @message The `experimental.session` flag was set to `true`, but no storage was configured. Either configure the storage manually or use an adapter that provides session storage.
- * @deprecated This error was removed in Astro 5.7, when the Sessions feature stopped being experimental.
- * @see
- * 	- [Sessions](https://docs.astro.build/en/guides/sessions/)
- * @description
- * Thrown when session storage is enabled but not configured.
- */
-export const SessionConfigMissingError = {
-	name: 'SessionConfigMissingError',
-	title: 'Session storage was enabled but not configured.',
-	message:
-		'The `experimental.session` flag was set to `true`, but no storage was configured. Either configure the storage manually or use an adapter that provides session storage',
-	hint: 'For more information, see https://docs.astro.build/en/guides/sessions/',
-} satisfies ErrorData;
-
-/**
- * @docs
- * @message Session config was provided without enabling the `experimental.session` flag
- * @deprecated This error was removed in Astro 5.7, when the Sessions feature stopped being experimental.
- * @see
- * 	- [Sessions](https://docs.astro.build/en/guides/sessions/)
- * @description
- * Thrown when session storage is configured but the `experimental.session` flag is not enabled.
- */
-export const SessionConfigWithoutFlagError = {
-	name: 'SessionConfigWithoutFlagError',
-	title: 'Session flag not set',
-	message: 'Session config was provided without enabling the `experimental.session` flag',
-	hint: 'For more information, see https://docs.astro.build/en/guides/sessions/',
-} satisfies ErrorData;
-
 /*
  * Adding an error? Follow these steps:
  * 1. Determine in which category it belongs (Astro, Vite, CSS, Content Collections etc.)