diff --git a/src/container-runtime.ts b/src/container-runtime.ts
index 3ce4ff4..eaf6b92 100644
--- a/src/container-runtime.ts
+++ b/src/container-runtime.ts
@@ -70,7 +70,9 @@ export function ensureContainerRuntimeRunning(): void {
     execSync(`${CONTAINER_RUNTIME_BIN} info`, { stdio: 'pipe' });
     logger.debug('Docker runtime already running');
   } catch {
-    logger.fatal('Docker (OrbStack) is not running. Please start OrbStack and try again.');
+    logger.fatal(
+      'Docker (OrbStack) is not running. Please start OrbStack and try again.',
+    );
     process.exit(1);
   }
 }
@@ -78,10 +80,13 @@ export function ensureContainerRuntimeRunning(): void {
 /** Kill orphaned NanoClaw containers from previous runs. */
 export function cleanupOrphans(): void {
   try {
-    const output = execSync(`${CONTAINER_RUNTIME_BIN} ps --filter "name=nanoclaw-" --format "{{.Names}}"`, {
-      stdio: ['pipe', 'pipe', 'pipe'],
-      encoding: 'utf-8',
-    });
+    const output = execSync(
+      `${CONTAINER_RUNTIME_BIN} ps --filter "name=nanoclaw-" --format "{{.Names}}"`,
+      {
+        stdio: ['pipe', 'pipe', 'pipe'],
+        encoding: 'utf-8',
+      },
+    );
     const orphans = output.split('\n').filter(Boolean);
     for (const name of orphans) {
       try {
diff --git a/src/router.ts b/src/router.ts
index b42ce9a..b0ff3ba 100644
--- a/src/router.ts
+++ b/src/router.ts
@@ -109,11 +109,13 @@ interface WeatherData {
  * Preprocess text to remove separators and non-weather lines.
  */
 function preprocessWeatherText(text: string): string {
-  return text
-    // Remove lines that are just --- separators
-    .split('\n')
-    .filter((line) => !/^\s*[-─]+\s*$/.test(line))
-    .join('\n');
+  return (
+    text
+      // Remove lines that are just --- separators
+      .split('\n')
+      .filter((line) => !/^\s*[-─]+\s*$/.test(line))
+      .join('\n')
+  );
 }
 
 /**
@@ -121,13 +123,18 @@ function preprocessWeatherText(text: string): string {
  */
 function extractTemperatureValue(line: string): string {
   // Match "온도: 11.8도 (어제보다...)" or just "온도: 11.8도"
-  const match = line.match(/(?:온도|temp|temperature|기온|체감)[:\s]*([^\n(]+)/i);
+  const match = line.match(
+    /(?:온도|temp|temperature|기온|체감)[:\s]*([^\n(]+)/i,
+  );
   return match ? match[1].trim() : '';
 }
 
 function parseWeatherContent(text: string): WeatherData | null {
   const cleanText = preprocessWeatherText(text);
-  const lines = cleanText.split('\n').map((l) => l.trim()).filter(Boolean);
+  const lines = cleanText
+    .split('\n')
+    .map((l) => l.trim())
+    .filter(Boolean);
   if (lines.length < 2) return null;
 
   const data: WeatherData = {};
@@ -157,7 +164,10 @@ function parseWeatherContent(text: string): WeatherData | null {
     for (const pattern of valuePatterns) {
       const match = line.match(pattern);
       if (match) {
-        const key = pattern.source.match(/(?:온도|temp|temperature|기온|체감|날씨|weather|상태|습도|humidity|바람|wind|풍속|미세먼지|초미세먼지|자외선|일몰)/i)?.[0] || '';
+        const key =
+          pattern.source.match(
+            /(?:온도|temp|temperature|기온|체감|날씨|weather|상태|습도|humidity|바람|wind|풍속|미세먼지|초미세먼지|자외선|일몰)/i,
+          )?.[0] || '';
         const value = match[1].trim();
 
         if (/온도|temp|temperature|기온/i.test(key) && !data.temperature) {
@@ -184,7 +194,13 @@ function parseWeatherContent(text: string): WeatherData | null {
 
     // If line has no pattern match but looks like a location name
     // (short line, no special characters, not a header)
-    if (!data.location && line.length > 1 && line.length < 20 && !/[:=]/.test(line) && !/^\d/.test(line)) {
+    if (
+      !data.location &&
+      line.length > 1 &&
+      line.length < 20 &&
+      !/[:=]/.test(line) &&
+      !/^\d/.test(line)
+    ) {
       data.location = line;
     }
   }
@@ -225,12 +241,16 @@ function parseMultipleWeatherContent(text: string): WeatherData[] {
  */
 function getWeatherEmoji(weather: string): string {
   const w = weather.toLowerCase();
-  if (w.includes('맑') || w.includes('sunny') || w.includes('clear')) return '☀️';
-  if (w.includes('구름') || w.includes('cloud') || w.includes('흐림')) return '☁️';
+  if (w.includes('맑') || w.includes('sunny') || w.includes('clear'))
+    return '☀️';
+  if (w.includes('구름') || w.includes('cloud') || w.includes('흐림'))
+    return '☁️';
   if (w.includes('비') || w.includes('rain')) return '🌧️';
   if (w.includes('눈') || w.includes('snow')) return '❄️';
-  if (w.includes('뇌') || w.includes('thunder') || w.includes('번개')) return '⛈️';
-  if (w.includes('안개') || w.includes('fog') || w.includes('mist')) return '🌫️';
+  if (w.includes('뇌') || w.includes('thunder') || w.includes('번개'))
+    return '⛈️';
+  if (w.includes('안개') || w.includes('fog') || w.includes('mist'))
+    return '🌫️';
   if (w.includes('바람') || w.includes('wind')) return '💨';
   return '🌤️';
 }
@@ -288,7 +308,10 @@ function formatWeatherCard(data: WeatherData): string {
  * Format general content into a visually appealing card using Telegram Markdown
  */
 function formatAsCard(text: string): string {
-  const lines = text.split('\n').map((l) => l.trim()).filter(Boolean);
+  const lines = text
+    .split('\n')
+    .map((l) => l.trim())
+    .filter(Boolean);
   if (lines.length === 0) return text;
 
   // Try multi-location weather parsing first