feat: implement scan terminal dashboard system and supporting services

frontend/lib/dashboard-types.ts

@@ -640,27 +640,6 @@ export interface ScanOpportunityRow {
   ai_confidence?: string | null;
   ai_reason_zh?: string | null;
   ai_reason_en?: string | null;
-  ai_model_cluster_note?: string | null;
-  ai_city_thesis_zh?: string | null;
-  ai_city_thesis_en?: string | null;
-  ai_city_confidence?: string | null;
-  ai_city_model_cluster_note?: string | null;
-  ai_predicted_max?: number | null;
-  ai_predicted_low?: number | null;
-  ai_predicted_high?: number | null;
-  ai_forecast_unit?: string | null;
-  ai_forecast_confidence?: string | null;
-  ai_peak_window_zh?: string | null;
-  ai_peak_window_en?: string | null;
-  ai_airport_metar_read_zh?: string | null;
-  ai_airport_metar_read_en?: string | null;
-  ai_forecast_reason_zh?: string | null;
-  ai_forecast_reason_en?: string | null;
-  ai_forecast_match?: "core" | "edge" | "outside" | "watch" | string | null;
-  ai_forecast_match_reason_zh?: string | null;
-  ai_forecast_match_reason_en?: string | null;
-  ai_watchlist_reason_zh?: string | null;
-  ai_watchlist_reason_en?: string | null;
   v4_metar_decision?: "approve" | "veto" | "downgrade" | "watchlist" | string | null;
   v4_metar_reason_zh?: string | null;
   v4_metar_reason_en?: string | null;
@@ -668,47 +647,6 @@ export interface ScanOpportunityRow {
 
 export interface PrimarySignal extends ScanOpportunityRow {}
 
-export interface ScanAiWatchlistItem {
-  row_id: string;
-  reason?: string | null;
-  reason_zh?: string | null;
-  reason_en?: string | null;
-}
-
-export interface ScanAiReview {
-  status?: "ready" | "disabled" | "missing_key" | "failed" | "no_rows" | "no_snapshot" | "snapshot_mismatch" | string;
-  stage?: "completed" | "fallback" | string | null;
-  model?: string | null;
-  cached?: boolean;
-  generated_at?: string | null;
-  snapshot_id?: string | null;
-  input_rows?: number | null;
-  sent_rows?: number | null;
-  sent_cities?: number | null;
-  sent_contracts?: number | null;
-  duration_ms?: number | null;
-  timeout_sec?: number | null;
-  cache_ttl_sec?: number | null;
-  provider?: string | null;
-  base_url?: string | null;
-  finish_reason?: string | null;
-  usage?: {
-    prompt_tokens?: number | null;
-    completion_tokens?: number | null;
-    total_tokens?: number | null;
-    prompt_cache_hit_tokens?: number | null;
-    prompt_cache_miss_tokens?: number | null;
-  } | null;
-  reason?: string | null;
-  summary_zh?: string | null;
-  summary_en?: string | null;
-  watchlist?: ScanAiWatchlistItem[] | null;
-  recommended_count?: number | null;
-  vetoed_count?: number | null;
-  downgraded_count?: number | null;
-  watchlist_count?: number | null;
-}
-
 export interface ScanTerminalResponse {
   generated_at: string;
   snapshot_id?: string | null;
@@ -733,7 +671,6 @@ export interface ScanTerminalResponse {
   };
   top_signal?: PrimarySignal | null;
   rows: ScanOpportunityRow[];
-  ai_scan?: ScanAiReview | null;
 }
 
 export interface IntradayMeteorologySignal {

frontend/lib/i18n.ts

@@ -96,12 +96,12 @@ const MESSAGES: Record<Locale, Record<string, string>> = {
     "future.judgement": "判断",
     "future.confidence": "置信度",
     "future.maxPrecip": "最大降水概率",
-    "future.ai": "机场报文解读",
-    "future.noAi": "暂无机场报文解读，当前以结构化气象与模型数据为主。",
+    "future.ai": "结构化实况",
+    "future.noAi": "暂无结构化实况，当前以模型数据为主。",
     "future.weatherGov": "weather.gov 文本",
     "future.risk": "结算与偏差风险",
     "future.climate": "当地气候主要受什么影响",
-    "future.chartLegendEmpty": "暂无机场报文或小时级实测数据",
+    "future.chartLegendEmpty": "暂无小时级实测数据",
 
     "confidence.high": "高",
     "confidence.medium": "中",
@@ -114,8 +114,8 @@ const MESSAGES: Record<Locale, Record<string, string>> = {
     "section.noProb": "暂无概率数据",
     "section.models": "多模型预报",
     "section.noModels": "暂无多模型预报",
-    "section.ai": "机场报文解读",
-    "section.aiEmpty": "暂无机场报文解读，当前以结构化气象与模型数据为主。",
+    "section.ai": "结构化实况",
+    "section.aiEmpty": "暂无结构化实况，当前以模型数据为主。",
     "section.risk": "数据偏差风险",
     "section.noRiskProfile": "暂无风险档案",
     "section.airport": "机场",
@@ -278,14 +278,14 @@ const MESSAGES: Record<Locale, Record<string, string>> = {
     "future.judgement": "Judgement",
     "future.confidence": "Confidence",
     "future.maxPrecip": "Max Precip Probability",
-    "future.ai": "Airport METAR Narrative",
+    "future.ai": "Structured Observations",
     "future.noAi":
-      "No airport bulletin narrative is available. Structured meteorological and model data are used as baseline.",
+      "No structured observations are available. Model data is used as baseline.",
     "future.weatherGov": "weather.gov text",
     "future.risk": "Settlement & Deviation Risk",
     "future.climate": "What Mainly Drives Local Climate",
     "future.chartLegendEmpty":
-      "No METAR bulletin or hourly observations available",
+      "No hourly observations available",
 
     "confidence.high": "High",
     "confidence.medium": "Medium",
@@ -298,9 +298,9 @@ const MESSAGES: Record<Locale, Record<string, string>> = {
     "section.noProb": "No probability data available",
     "section.models": "Multi-model Forecast",
     "section.noModels": "No multi-model forecast available",
-    "section.ai": "Airport METAR Narrative",
+    "section.ai": "Structured Observations",
     "section.aiEmpty":
-      "No airport bulletin narrative is available. Structured meteorological data are currently used.",
+      "No structured observations are available. Model data is currently used.",
     "section.risk": "Data Deviation Risk",
     "section.noRiskProfile": "No risk profile available",
     "section.airport": "Airport",