docs: add some more jsdoc

fsdb.ts

@@ -1,7 +1,57 @@
 /**
  * We just write to the disk to reduce complexity.
+ * @example
+ *
+ * ```ts
+ * import * as fsdb from '@andyburke/fsdb';
+ * import { FSDB_INDEXER_SYMLINKS } from '@andyburke/fsdb/indexers';
+ * import { by_character, by_email, by_phone } from '@andyburke/fsdb/organizers';
+ *
+ *	type ITEM = {
+ *		id: string;
+ *		email: string;
+ *		phone: string;
+ *		value: string;
+ *	};
+ *
+ *	const item_collection: fsdb.FSDB_COLLECTION<ITEM> = new fsdb.FSDB_COLLECTION<ITEM>({
+ *		name: 'test-03-items',
+ *		root: get_data_dir() + '/test-03-items',
+ *		indexers: {
+ *			email: new FSDB_INDEXER_SYMLINKS<ITEM>({
+ *				name: 'email',
+ *				field: 'email',
+ *				organize: by_email
+ *			}),
+ *			phone: new FSDB_INDEXER_SYMLINKS<ITEM>({
+ *				name: 'phone',
+ *				field: 'phone',
+ *				organize: by_phone
+ *			}),
+ *			value: new FSDB_INDEXER_SYMLINKS<ITEM>({
+ *				name: 'value',
+ *				organize: by_character,
+ *				get_values_to_index: (item: ITEM) => item.value.split(/\W/).filter((word) => word.length > 3),
+ *				to_many: true
+ *			})
+ *		}
+ *	});
+ *
+ *	const item = {
+ *		id: lurid(),
+ *		email: random_email_address(),
+ *		phone: random_phone_number(),
+ *		value: random_sentence()
+ *	};
+ *
+ *	const stored_item: ITEM = await item_collection.create(item);
+ *	const fetched_by_email: ITEM = (await item_collection.find({ email: item.email })).map((entry) => entry.load()).shift();
+ *	const fetched_by_phone: ITEM = (await item_collection.find({ phone: item.phone })).map((entry) => entry.load()).shift();
+ *	const fetched_by_word_in_value: ITEM = (await item_collection.find({ value: word })).map((entry) => entry.load()).shift();
+ * ```
+ *
  * @module
- */
+*/
 
 import * as fs from '@std/fs';
 import * as path from '@std/path';