Function checkHeaders

background.js:663–704

(url, baseline = null)

// ============================================================================

async function checkHeaders(url, baseline = null) {
  const settings = await getSettings();

  try {
    // Use provided baseline or fetch new one
    if (!baseline) {
      baseline = await getUrlBaseline(url);
    }
    if (!baseline) return;

    for (const header of customHeaders) {
      try {
        const headers = new Headers();
        headers.set(header.key, header.value);

        const modifiedResponse = await rateLimitedFetch(url, { headers });
        const modifiedText = await modifiedResponse.text();

        const analysis = await analyzeResponseDifference(
          baseline.mockResponse, modifiedResponse,
          baseline.text, modifiedText,
          settings
        );

        if (analysis.isDifferent) {
          await addFinding('headers', {
            url,
            header: `${header.key}: ${header.value}`,
            severity: analysis.severity,
            reasons: analysis.reasons,
            originalResponse: truncateForStorage(baseline.text),
            modifiedResponse: truncateForStorage(modifiedText),
          });
        }
      } catch (e) {
        // Skip this header on error
      }
    }
  } catch (error) {
    console.error(`[debugHunter] Headers check failed: ${error.message}`);
  }
}

// ============================================================================
// PATH CHECKING (Optimized with HEAD requests + domain caching)