feat(modules/misc/urldecode): add urldecode command

src/modules/misc/urldecode.js

@@ -0,0 +1,29 @@
+const Command = require("#lib/command.js");
+
+const urldecode = new Command("urldecode");
+urldecode.category = "misc";
+urldecode.helpText = "Get url information";
+urldecode.usage = "<url>";
+urldecode.callback = async function (msg, _, [urlString]) {
+    const url = new URL(urlString);
+
+    const info = [
+        ["scheme", url.protocol],
+        ["username", url.username],
+        ["password", url.password],
+        ["host", url.host],
+        ["path", url.pathname],
+        ["hash", url.hash],
+    ];
+
+    return `\`\`\`py
+${info.filter(kv => kv[1].length > 0).map(([k, v]) => `${k} = ${v}`).join("\n")}
+
+${JSON.stringify(
+    url.searchParams,
+    (_, v) => v instanceof URLSearchParams ? Object.fromEntries(v.entries()) : v,
+    "\t"
+)}
+\`\`\``;
+};
+hf.registerCommand(urldecode);