add module docs

lib/context.ts

@@ -1,3 +1,8 @@
+/**
+ * @module
+ * Exports the {@link Context} class.
+ */
+
 import { ServerError, type ServerErrorParams } from "lib/error.ts";
 import type Params from "lib/params.ts";
 

lib/error.ts

@@ -1,3 +1,8 @@
+/**
+ * @module
+ * Exports error-related classes and functions.
+ */
+
 /**
  * ServerError parameters.
  */

lib/params.ts

@@ -1,3 +1,8 @@
+/**
+ * @module
+ * Exports the {@link Params} helper type.
+ */
+
 type Delim = "!" | "\"" | "#" /*| "$" */| "%" | "&" | "'" | "(" | ")" | "*" | "+" | "," | "-" | "." | "/" | ":" | ";" | "<" | "=" | ">" | "?" | "@" | "[" | "\\" | "]" | "^" /*| "_" */| "`" | "{" | "|" | "}" | "~";
 
 type Add<List extends unknown[], Item = unknown> = [...List, Item];

lib/router.ts

@@ -1,3 +1,8 @@
+/**
+ * @module
+ * Exports the {@link Router} class and related types.
+ */
+
 import Context from "lib/context.ts";
 import { ServerError } from "lib/error.ts";
 

middleware/cors.ts

@@ -1,6 +1,14 @@
+/**
+ * @module
+ * Exports the {@link cors} middleware.
+ */
+
 import type Context from "lib/context.ts";
 import type { Middleware } from "lib/router.ts";
 
+/**
+ * Indicates that the value should be echoed.
+ */
 export const echo = Symbol("echo");
 type Echo = typeof echo;
 

mod.ts

@@ -1,3 +1,8 @@
+/**
+ * @module
+ * Exports the core components of the framework.
+ */
+
 export { default, Router } from "lib/router.ts";
 export { error } from "lib/error.ts";
 export { cors } from "middleware/cors.ts";