The first commit, the core and all files is adding to repo

scripts/java-build.mjs

@@ -0,0 +1,24 @@
+import { spawn } from "node:child_process";
+import { existsSync } from "node:fs";
+import { mkdir, copyFile } from "node:fs/promises";
+const windows = process.platform === "win32";
+const command = windows ? "gradlew.bat" : "./gradlew";
+const targets = process.argv.slice(2);
+if (!targets.length) targets.push(":plugin:build", ":fabric:build");
+await new Promise((resolve, reject) => {
+  const child = spawn(command, targets, {
+    cwd: "minecraft",
+    stdio: "inherit",
+    shell: windows,
+  });
+  child.on("error", reject);
+  child.on("exit", (code) =>
+    code === 0 ? resolve() : reject(new Error(`Gradle exited ${code}`)),
+  );
+});
+await mkdir("public/downloads", { recursive: true });
+for (const name of ["plugin", "fabric"]) {
+  const file = `minegeo-${name}-1.21.11.jar`,
+    path = `minecraft/${name}/build/libs/${file}`;
+  if (existsSync(path)) await copyFile(path, `public/downloads/${file}`);
+}