chore: merge blocksuite source code (#9213)

blocksuite/framework/block-std/src/extension/config.ts

@@ -0,0 +1,30 @@
+import { ConfigIdentifier } from '../identifier.js';
+import type { ExtensionType } from './extension.js';
+
+/**
+ * Create a config extension.
+ * A config extension provides a configuration object for a block flavour.
+ * The configuration object can be used like:
+ * ```ts
+ * const config = std.provider.get(ConfigIdentifier('my-flavour'));
+ * ```
+ *
+ * @param flavor The flavour of the block that the config is for.
+ * @param config The configuration object.
+ *
+ * @example
+ * ```ts
+ * import { ConfigExtension } from '@blocksuite/block-std';
+ * const MyConfigExtension = ConfigExtension('my-flavour', config);
+ * ```
+ */
+export function ConfigExtension(
+  flavor: BlockSuite.Flavour,
+  config: Record<string, unknown>
+): ExtensionType {
+  return {
+    setup: di => {
+      di.addImpl(ConfigIdentifier(flavor), () => config);
+    },
+  };
+}