feat(home): 인기 커뮤니티 섹션을 연결한다

SodaLive/Sources/Common/DateParser.swift

@@ -15,6 +15,38 @@ enum DateParser {
         }
         return nil
     }
+
+    static func relativeTimeText(fromUTC text: String, fallback: String, now: Date = Date()) -> String {
+        guard let date = parse(text) else {
+            return fallback
+        }
+
+        let interval = max(0, now.timeIntervalSince(date))
+        let calendar = Calendar.current
+        let yearMonth = calendar.dateComponents([.year, .month], from: date, to: now)
+
+        if let years = yearMonth.year, years >= 1 {
+            return I18n.Time.yearsAgo(years)
+        }
+
+        if let months = yearMonth.month, months >= 1 {
+            return I18n.Time.monthsAgo(months)
+        }
+
+        if interval < 60 {
+            return I18n.Time.justNow
+        }
+
+        if interval < 3600 {
+            return I18n.Time.minutesAgo(max(1, Int(interval / 60)))
+        }
+
+        if interval < 86_400 {
+            return I18n.Time.hoursAgo(max(1, Int(interval / 3600)))
+        }
+
+        return I18n.Time.daysAgo(max(1, Int(interval / 86_400)))
+    }
     
     // 시도 순서: ISO8601(소수초 포함) → ISO8601 → RFC3339 유사 → 공백 구분 기본
     private static let parsers: [(String) -> Date?] = [