docs: improve docs a bit more

handlers/markdown.ts

@@ -1,3 +1,8 @@
+/**
+ * Default handler for returning Markdown as either HTML or raw Markdown.
+ * @module
+ */
+
 import * as path from '@std/path';
 
 /**

handlers/static.ts

@@ -1,3 +1,8 @@
+/**
+ * Handles requests for static files.
+ * @module
+ */
+
 import * as path from '@std/path';
 import * as media_types from '@std/media-types';
 

handlers/typescript.ts

@@ -1,15 +1,27 @@
+/**
+ * Handles requests for which there are Typescript files that match
+ * and adhere to the `ROUTE_HANDLER` interface.
+ * @module
+ */
+
 import { walk } from '@std/fs';
 import { delay } from '@std/async/delay';
 import * as path from '@std/path';
 import { getCookies } from '@std/http/cookie';
 
+/** A `PRECHECK` must take a `Request` and `meta` data and return a `Response` IF THERE IS A PROBLEM. */
 export type PRECHECK = (
 	request: Request,
 	meta: Record<string, any>
 ) => undefined | Response | Promise<undefined | Response>;
+
+/** A `PRECHECK_TABLE` maps from HTTP methods to your `PRECHECK`s. */
 export type PRECHECKS_TABLE = Record<'GET' | 'POST' | 'PUT' | 'DELETE' | 'PATCH', PRECHECK>;
+
+/** A `ROUTE_HANDLER_METHOD` must take a `Request` and `meta` data and return a `Response`. */
 export type ROUTE_HANDLER_METHOD = (request: Request, meta: Record<string, any>) => Promise<Response> | Response;
 
+/** A `ROUTE_HANDLER` can export methods for handling various HTTP requests. */
 export interface ROUTE_HANDLER {
 	PRECHECKS?: PRECHECKS_TABLE;
 	GET?: ROUTE_HANDLER_METHOD;