feat: replace IP with tailscale url

scripts/set-machine-name.ts

@@ -0,0 +1,36 @@
+import { execSync } from "child_process";
+import fs from "fs";
+
+const ENV_FILE = ".env.dev";
+const VARIABLE_NAME = "EXPO_PUBLIC_TAILSCALE_MACHINE";
+
+try {
+  const json = execSync("tailscale status --self --json", { encoding: "utf8" });
+  const data = JSON.parse(json);
+  const machine = data?.Self?.DNSName.split(".")[0];
+
+  if (!machine) {
+    console.error("Error: could not retrieve Tailscale machine name");
+    process.exit(1);
+  }
+
+  let content = "";
+  if (fs.existsSync(ENV_FILE)) {
+    content = fs.readFileSync(ENV_FILE, "utf8");
+  }
+
+  const pattern = new RegExp(`^${VARIABLE_NAME}=.*`, "m");
+  if (pattern.test(content)) {
+    content = content.replace(pattern, `${VARIABLE_NAME}=${machine}`);
+  } else {
+    if (content && !content.endsWith("\n")) content += "\n";
+    content += `${VARIABLE_NAME}=${machine}\n`;
+  }
+
+  fs.writeFileSync(ENV_FILE, content, "utf8");
+  console.log(`Updated ${ENV_FILE} with ${VARIABLE_NAME}=${machine}`);
+} catch (err) {
+  console.error("Failed to update .env.dev:", err);
+  process.exit(1);
+}
+