Release Helper Tools 0.1.0

2026-09-01 02:33:45 +02:00
commit 5fffd48642
78 changed files with 11635 additions and 0 deletions
@@ -0,0 +1,68 @@
+import { createServer } from "node:http";
+import { readFile, stat } from "node:fs/promises";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+
+const root = path.resolve(
+  path.dirname(fileURLToPath(import.meta.url)),
+  "..",
+  "dist",
+);
+const nestedPrefix = "/deep/nested/helpers/";
+const mediaTypes = new Map([
+  [".css", "text/css; charset=utf-8"],
+  [".html", "text/html; charset=utf-8"],
+  [".js", "application/javascript; charset=utf-8"],
+  [".json", "application/json; charset=utf-8"],
+  [".md", "text/markdown; charset=utf-8"],
+  [".svg", "image/svg+xml"],
+  [".txt", "text/plain; charset=utf-8"],
+  [".webmanifest", "application/manifest+json"],
+]);
+const headers = {
+  "Content-Security-Policy":
+    "default-src 'self'; script-src 'self'; style-src 'self'; img-src 'self' data: blob:; object-src 'none'; base-uri 'self'; form-action 'none'; frame-ancestors 'none'",
+  "Cross-Origin-Opener-Policy": "same-origin",
+  "Cross-Origin-Resource-Policy": "same-origin",
+  "Permissions-Policy": "camera=(), microphone=(), geolocation=()",
+  "Referrer-Policy": "no-referrer",
+  "X-Content-Type-Options": "nosniff",
+};
+
+createServer(async (request, response) => {
+  try {
+    const url = new URL(request.url ?? "/", "http://127.0.0.1");
+    if (!url.pathname.startsWith(nestedPrefix)) {
+      response.writeHead(404, headers).end("Not found");
+      return;
+    }
+    let relative = decodeURIComponent(url.pathname.slice(nestedPrefix.length));
+    if (!relative || relative.endsWith("/")) relative += "index.html";
+    if (relative.includes("\\") || relative.split("/").includes("..")) {
+      response.writeHead(400, headers).end("Bad path");
+      return;
+    }
+    const absolute = path.resolve(root, relative);
+    if (
+      !absolute.startsWith(`${root}${path.sep}`) ||
+      !(await stat(absolute)).isFile()
+    ) {
+      response.writeHead(404, headers).end("Not found");
+      return;
+    }
+    const body = await readFile(absolute);
+    response.writeHead(200, {
+      ...headers,
+      "Content-Type":
+        mediaTypes.get(path.extname(absolute)) ?? "application/octet-stream",
+      "Cache-Control": relative.startsWith("assets/")
+        ? "public, max-age=31536000, immutable"
+        : "no-cache",
+    });
+    response.end(body);
+  } catch {
+    response.writeHead(404, headers).end("Not found");
+  }
+}).listen(4173, "127.0.0.1", () => {
+  console.log(`Serving Helper Tools at http://127.0.0.1:4173${nestedPrefix}`);
+});