Improve React Doctor score and badge (#1127)

* fix(react doctor): improve quality score and badge

* fix(react doctor): address review feedback

* fix(review): address final bot feedback

scripts/write-react-doctor-badge.mjs

@@ -0,0 +1,44 @@
+import { execFileSync } from "node:child_process";
+import fs from "node:fs";
+import path from "node:path";
+
+const CWD = process.cwd();
+const BADGE_OUTPUT_PATH = path.join(CWD, "badges", "react-doctor.json");
+const reactDoctorArgs = ["react-doctor", ".", "--json", "--json-compact", "--yes", "--fail-on", "none"];
+
+console.log(`[react-doctor-badge] Running "yarn ${reactDoctorArgs.join(" ")}" in "${CWD}".`);
+
+const reportText = execFileSync("yarn", reactDoctorArgs, {
+  cwd: CWD,
+  encoding: "utf8",
+  stdio: ["ignore", "pipe", "inherit"],
+});
+
+let report;
+try {
+  report = JSON.parse(reportText);
+} catch (error) {
+  const message = error instanceof Error ? error.message : String(error);
+  console.error(`[react-doctor-badge] Failed to parse React Doctor JSON report: ${message}`);
+  console.error(`[react-doctor-badge] Output preview: ${reportText.slice(0, 500)}`);
+  process.exit(1);
+}
+const score = report?.summary?.score;
+
+if (typeof score !== "number") {
+  console.error("[react-doctor-badge] Missing summary.score in React Doctor JSON report.");
+  process.exit(1);
+}
+
+const color = score >= 90 ? "brightgreen" : score >= 75 ? "green" : score >= 50 ? "yellow" : "red";
+const badge = {
+  schemaVersion: 1,
+  label: "react doctor",
+  message: `${score}/100`,
+  color,
+};
+
+fs.mkdirSync(path.dirname(BADGE_OUTPUT_PATH), { recursive: true });
+fs.writeFileSync(BADGE_OUTPUT_PATH, `${JSON.stringify(badge, null, 2)}\n`);
+
+console.log(`[react-doctor-badge] Wrote "${BADGE_OUTPUT_PATH}" with score ${score}/100.`);