Function selectTier0

scripts/route-preview.js:194–202

(input)

      candidates: [],
      confidence: 'high',
      alternatives: alternativesFor(input, []),
      verification: tier0.verification,
      dimensions: classifyComplexity(input, []),
      capability: tier0.capability,
    };
  }

  const matches = keywordMatches(input);
  const dimensions = classifyComplexity(input, matches);
  if (matches.length === 1) {
    const selected = matches[0].route;
    const reason = `one keyword group produced ${matches[0].route} as a candidate: ${matches[0].matches.join(', ')}.`;