add css kv var, move away from ssr ( multiple queries ), remove colors kv var, add option to disable logging per route

src/routes/api/readme.ts

@@ -0,0 +1,105 @@
+import { fetch } from "bun";
+import DOMPurify from "isomorphic-dompurify";
+import { marked } from "marked";
+
+const routeDef: RouteDef = {
+	method: "GET",
+	accepts: "*/*",
+	returns: "*/*",
+	log: false,
+};
+
+async function handler(request: ExtendedRequest): Promise<Response> {
+	const { url } = request.query;
+
+	if (
+		!url ||
+		!url.startsWith("http") ||
+		!/\.(md|markdown|txt|html?)$/i.test(url)
+	) {
+		return Response.json(
+			{
+				success: false,
+				error: {
+					code: "INVALID_URL",
+					message: "Invalid URL provided",
+				},
+			},
+			{ status: 400 },
+		);
+	}
+
+	const res = await fetch(url, {
+		headers: {
+			Accept: "text/markdown",
+		},
+	});
+
+	if (!res.ok) {
+		return Response.json(
+			{
+				success: false,
+				error: {
+					code: "FETCH_FAILED",
+					message: "Failed to fetch the file",
+				},
+			},
+			{ status: 400 },
+		);
+	}
+
+	if (res.headers.has("content-length")) {
+		const size = Number.parseInt(res.headers.get("content-length") || "0", 10);
+		if (size > 1024 * 100) {
+			return Response.json(
+				{
+					success: false,
+					error: {
+						code: "FILE_TOO_LARGE",
+						message: "File size exceeds 100KB limit",
+					},
+				},
+				{ status: 400 },
+			);
+		}
+	}
+
+	const text = await res.text();
+	if (!text || text.length < 10) {
+		return Response.json(
+			{
+				success: false,
+				error: {
+					code: "INVALID_CONTENT",
+					message: "File is too small or invalid",
+				},
+			},
+			{ status: 400 },
+		);
+	}
+
+	let html: string;
+
+	if (
+		url.toLowerCase().endsWith(".html") ||
+		url.toLowerCase().endsWith(".htm")
+	) {
+		html = text;
+	} else {
+		html = await marked.parse(text);
+	}
+
+	const safe = DOMPurify.sanitize(html) || "";
+
+	return new Response(safe, {
+		headers: {
+			"Content-Type": "text/html; charset=utf-8",
+			"Cache-Control": "no-store, no-cache, must-revalidate, proxy-revalidate",
+			Pragma: "no-cache",
+			Expires: "0",
+		},
+		status: 200,
+	});
+}
+
+export { handler, routeDef };