feat: add report center

apps/api/migrations/202606240007_reports.sql

@@ -0,0 +1,28 @@
+CREATE TABLE IF NOT EXISTS app.reports (
+    report_id BIGSERIAL PRIMARY KEY,
+    report_type TEXT NOT NULL CHECK (report_type IN ('monthly', 'area_special', 'neighborhood_memo')),
+    title TEXT NOT NULL,
+    target_month TEXT CHECK (target_month IS NULL OR target_month ~ '^[0-9]{4}-[0-9]{2}$'),
+    area_id TEXT REFERENCES silver.areas(area_id),
+    neighborhood_id TEXT REFERENCES silver.neighborhoods(neighborhood_id),
+    summary TEXT NOT NULL DEFAULT '',
+    content_markdown TEXT NOT NULL,
+    linked_metrics JSONB NOT NULL DEFAULT '{}'::jsonb,
+    status TEXT NOT NULL DEFAULT 'draft' CHECK (status IN ('draft', 'published', 'archived')),
+    created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
+    CHECK (char_length(title) > 0),
+    CHECK (char_length(content_markdown) > 0)
+);
+
+CREATE INDEX IF NOT EXISTS idx_reports_type_month
+    ON app.reports(report_type, target_month, report_id DESC);
+
+CREATE INDEX IF NOT EXISTS idx_reports_area
+    ON app.reports(area_id, report_id DESC);
+
+CREATE INDEX IF NOT EXISTS idx_reports_neighborhood
+    ON app.reports(neighborhood_id, report_id DESC);
+
+CREATE INDEX IF NOT EXISTS idx_reports_linked_metrics
+    ON app.reports USING GIN (linked_metrics);

apps/api/src/handlers.rs

@@ -9,16 +9,16 @@ use crate::models::{
     AreaProfile, AreaScore, AreaScoreLineage, AreaScoreLineageQuery, AreaScoreModelRunResponse,
     AreaScoreRunDiff, AreaScoreRunDiffItem, AreaScoreSummary, CompareQuery, ComparisonMetric,
     ComparisonMetricValue, CreateAreaScoreModelRun, CreateDataSource, CreateIngestionRun,
-    CreateRawArtifact, CreateScenarioRun, CreateWatchlistEvent, CreateWatchlistItem, DataSource,
-    DiagnosticMetric, FinishIngestionRun, ImportExecutionRequest, ImportExecutionResponse,
-    ImportValidationRequest, ImportValidationResponse, IngestionRun, IngestionRunQuery,
-    MarketOverview, ModelRun, ModelRunDiffQuery, ModelRunQuery, MonthQuery, Neighborhood,
-    NeighborhoodComparison, NeighborhoodComparisonItem, NeighborhoodDetail,
+    CreateRawArtifact, CreateReport, CreateScenarioRun, CreateWatchlistEvent, CreateWatchlistItem,
+    DataSource, DiagnosticMetric, FinishIngestionRun, ImportExecutionRequest,
+    ImportExecutionResponse, ImportValidationRequest, ImportValidationResponse, IngestionRun,
+    IngestionRunQuery, MarketOverview, ModelRun, ModelRunDiffQuery, ModelRunQuery, MonthQuery,
+    Neighborhood, NeighborhoodComparison, NeighborhoodComparisonItem, NeighborhoodDetail,
     NeighborhoodMonthlyMetric, NeighborhoodQuery, NeighborhoodScore, NeighborhoodScoreQuery,
-    RawArtifact, RawArtifactQuery, ScenarioAreaResult, ScenarioRun, ScenarioRunQuery,
-    ScenarioRunResponse, ScenarioVariant, SimilarNeighborhood, SimilarNeighborhoodCandidate,
-    SimilarNeighborhoodQuery, SimilarNeighborhoodResponse, UpdateWatchlistItem, WatchlistEvent,
-    WatchlistItem, WatchlistQuery,
+    RawArtifact, RawArtifactQuery, Report, ReportQuery, ScenarioAreaResult, ScenarioRun,
+    ScenarioRunQuery, ScenarioRunResponse, ScenarioVariant, SimilarNeighborhood,
+    SimilarNeighborhoodCandidate, SimilarNeighborhoodQuery, SimilarNeighborhoodResponse,
+    UpdateWatchlistItem, WatchlistEvent, WatchlistItem, WatchlistQuery,
 };
 use crate::scoring::{compute_area_scores, previous_month, AreaMetricRow, ComputedAreaScore};
 use crate::state::AppState;
@@ -1848,6 +1848,101 @@ pub async fn create_scenario_run(
     Ok(Json(ScenarioRunResponse { run, variants }))
 }
 
+pub async fn list_reports(
+    State(state): State<AppState>,
+    Query(query): Query<ReportQuery>,
+) -> ApiResult<Json<Vec<Report>>> {
+    validate_report_query(&query)?;
+    let reports = sqlx::query_as::<_, Report>(
+        report_select_sql(
+            r#"
+            WHERE ($1::text IS NULL OR r.report_type = $1)
+              AND ($2::text IS NULL OR r.target_month = $2)
+              AND ($3::text IS NULL OR r.area_id = $3)
+              AND ($4::text IS NULL OR r.neighborhood_id = $4)
+              AND ($5::text IS NULL OR r.status = $5)
+            ORDER BY r.updated_at DESC, r.report_id DESC
+            LIMIT 80
+            "#,
+        )
+        .as_str(),
+    )
+    .bind(query.report_type)
+    .bind(query.target_month)
+    .bind(query.area_id)
+    .bind(query.neighborhood_id)
+    .bind(query.status)
+    .fetch_all(&state.pool)
+    .await?;
+
+    Ok(Json(reports))
+}
+
+pub async fn get_report(
+    State(state): State<AppState>,
+    Path(report_id): Path<i64>,
+) -> ApiResult<Json<Report>> {
+    let report = sqlx::query_as::<_, Report>(report_select_sql("WHERE r.report_id = $1").as_str())
+        .bind(report_id)
+        .fetch_optional(&state.pool)
+        .await?
+        .ok_or_else(|| ApiError::BadRequest("report not found".to_string()))?;
+
+    Ok(Json(report))
+}
+
+pub async fn create_report(
+    State(state): State<AppState>,
+    Json(payload): Json<CreateReport>,
+) -> ApiResult<Json<Report>> {
+    validate_create_report(&payload)?;
+    let linked_metrics = payload
+        .linked_metrics
+        .clone()
+        .unwrap_or_else(|| serde_json::json!({}));
+    if !linked_metrics.is_object() {
+        return Err(ApiError::BadRequest(
+            "linked_metrics must be a JSON object".to_string(),
+        ));
+    }
+
+    let mut tx = state.pool.begin().await?;
+    let report_id = sqlx::query_scalar::<_, i64>(
+        r#"
+        INSERT INTO app.reports (
+            report_type,
+            title,
+            target_month,
+            area_id,
+            neighborhood_id,
+            summary,
+            content_markdown,
+            linked_metrics,
+            status
+        )
+        VALUES ($1, $2, $3, $4, $5, COALESCE($6, ''), $7, $8, COALESCE($9, 'draft'))
+        RETURNING report_id
+        "#,
+    )
+    .bind(payload.report_type.trim().to_string())
+    .bind(payload.title.trim().to_string())
+    .bind(payload.target_month.clone())
+    .bind(payload.area_id.clone())
+    .bind(payload.neighborhood_id.clone())
+    .bind(payload.summary.clone())
+    .bind(payload.content_markdown.trim().to_string())
+    .bind(linked_metrics)
+    .bind(payload.status.clone())
+    .fetch_one(&mut *tx)
+    .await?;
+    let report = fetch_report_by_id(&mut tx, report_id)
+        .await?
+        .ok_or_else(|| ApiError::BadRequest("report not found".to_string()))?;
+    tx.commit().await?;
+
+    Ok(Json(report))
+}
+
 async fn insert_watchlist_event(
     tx: &mut sqlx::Transaction<'_, sqlx::Postgres>,
     watchlist_item_id: i64,
@@ -1872,6 +1967,81 @@ async fn insert_watchlist_event(
     Ok(())
 }
 
+fn report_select_sql(where_clause: &str) -> String {
+    format!(
+        r#"
+        SELECT
+            r.report_id,
+            r.report_type,
+            r.title,
+            r.target_month,
+            r.area_id,
+            a.name AS area_name,
+            r.neighborhood_id,
+            n.name AS neighborhood_name,
+            r.summary,
+            r.content_markdown,
+            r.linked_metrics,
+            r.status,
+            r.created_at::text AS created_at,
+            r.updated_at::text AS updated_at
+        FROM app.reports r
+        LEFT JOIN silver.areas a ON a.area_id = r.area_id
+        LEFT JOIN silver.neighborhoods n ON n.neighborhood_id = r.neighborhood_id
+        {where_clause}
+        "#
+    )
+}
+
+async fn fetch_report_by_id(
+    tx: &mut sqlx::Transaction<'_, sqlx::Postgres>,
+    report_id: i64,
+) -> Result<Option<Report>, sqlx::Error> {
+    sqlx::query_as::<_, Report>(report_select_sql("WHERE r.report_id = $1").as_str())
+        .bind(report_id)
+        .fetch_optional(&mut **tx)
+        .await
+}
+
+fn validate_report_query(query: &ReportQuery) -> ApiResult<()> {
+    if let Some(report_type) = query.report_type.as_deref() {
+        validate_report_type(report_type)?;
+    }
+    if let Some(status) = query.status.as_deref() {
+        validate_report_status(status)?;
+    }
+    if let Some(month) = query.target_month.as_deref() {
+        validate_month(month)?;
+    }
+    if let Some(area_id) = query.area_id.as_deref() {
+        validate_identifier(area_id)?;
+    }
+    if let Some(neighborhood_id) = query.neighborhood_id.as_deref() {
+        validate_identifier(neighborhood_id)?;
+    }
+    Ok(())
+}
+
+fn validate_create_report(payload: &CreateReport) -> ApiResult<()> {
+    payload
+        .validate()
+        .map_err(|message| ApiError::BadRequest(message.to_string()))?;
+    validate_report_type(&payload.report_type)?;
+    if let Some(status) = payload.status.as_deref() {
+        validate_report_status(status)?;
+    }
+    if let Some(month) = payload.target_month.as_deref() {
+        validate_month(month)?;
+    }
+    if let Some(area_id) = payload.area_id.as_deref() {
+        validate_identifier(area_id)?;
+    }
+    if let Some(neighborhood_id) = payload.neighborhood_id.as_deref() {
+        validate_identifier(neighborhood_id)?;
+    }
+    Ok(())
+}
+
 async fn fetch_area_scores(state: &AppState, month: &str) -> Result<Vec<AreaScore>, sqlx::Error> {
     sqlx::query_as::<_, AreaScore>(
         r#"
@@ -2861,6 +3031,26 @@ fn validate_identifier(value: &str) -> ApiResult<()> {
     }
 }
 
+fn validate_report_type(value: &str) -> ApiResult<()> {
+    if matches!(value, "monthly" | "area_special" | "neighborhood_memo") {
+        Ok(())
+    } else {
+        Err(ApiError::BadRequest(
+            "report_type must be monthly, area_special, or neighborhood_memo".to_string(),
+        ))
+    }
+}
+
+fn validate_report_status(value: &str) -> ApiResult<()> {
+    if matches!(value, "draft" | "published" | "archived") {
+        Ok(())
+    } else {
+        Err(ApiError::BadRequest(
+            "status must be draft, published, or archived".to_string(),
+        ))
+    }
+}
+
 fn has_sensitive_text(value: &str) -> bool {
     let lower = value.to_ascii_lowercase();
     lower.contains("password")
@@ -2875,7 +3065,7 @@ fn has_sensitive_text(value: &str) -> bool {
 #[cfg(test)]
 mod tests {
     use crate::models::{
-        CreateDataSource, CreateIngestionRun, CreateRawArtifact, CreateScenarioRun,
+        CreateDataSource, CreateIngestionRun, CreateRawArtifact, CreateReport, CreateScenarioRun,
         CreateWatchlistItem, FinishIngestionRun, ScenarioRun, SimilarNeighborhoodCandidate,
         UpdateWatchlistItem,
     };
@@ -3076,6 +3266,51 @@ mod tests {
         .is_err());
     }
 
+    #[test]
+    fn validates_report_payload() {
+        assert!(CreateReport {
+            report_type: "monthly".to_string(),
+            title: "2026-05 月报".to_string(),
+            target_month: Some("2026-05".to_string()),
+            area_id: None,
+            neighborhood_id: None,
+            summary: Some("核心结论".to_string()),
+            content_markdown: "# 月报\n\n正文".to_string(),
+            linked_metrics: Some(serde_json::json!({"month": "2026-05"})),
+            status: Some("published".to_string()),
+        }
+        .validate()
+        .is_ok());
+
+        assert!(CreateReport {
+            report_type: "unknown".to_string(),
+            title: "bad".to_string(),
+            target_month: None,
+            area_id: None,
+            neighborhood_id: None,
+            summary: None,
+            content_markdown: "# bad".to_string(),
+            linked_metrics: None,
+            status: None,
+        }
+        .validate()
+        .is_err());
+
+        assert!(CreateReport {
+            report_type: "area_special".to_string(),
+            title: "bad".to_string(),
+            target_month: None,
+            area_id: Some("zhangjiang".to_string()),
+            neighborhood_id: None,
+            summary: Some("contains password marker".to_string()),
+            content_markdown: "# bad".to_string(),
+            linked_metrics: None,
+            status: None,
+        }
+        .validate()
+        .is_err());
+    }
+
     #[test]
     fn validates_scenario_run_payload() {
         assert!(CreateScenarioRun {

apps/api/src/models.rs

@@ -65,6 +65,15 @@ pub struct ScenarioRunQuery {
     pub area_id: Option<String>,
 }
 
+#[derive(Debug, Deserialize)]
+pub struct ReportQuery {
+    pub report_type: Option<String>,
+    pub target_month: Option<String>,
+    pub area_id: Option<String>,
+    pub neighborhood_id: Option<String>,
+    pub status: Option<String>,
+}
+
 #[derive(Debug, Deserialize)]
 pub struct RawArtifactQuery {
     pub source_id: Option<i64>,
@@ -587,6 +596,78 @@ pub struct ScenarioRunResponse {
     pub variants: Vec<ScenarioVariant>,
 }
 
+#[derive(Debug, Clone, Serialize, FromRow)]
+pub struct Report {
+    pub report_id: i64,
+    pub report_type: String,
+    pub title: String,
+    pub target_month: Option<String>,
+    pub area_id: Option<String>,
+    pub area_name: Option<String>,
+    pub neighborhood_id: Option<String>,
+    pub neighborhood_name: Option<String>,
+    pub summary: String,
+    pub content_markdown: String,
+    pub linked_metrics: Value,
+    pub status: String,
+    pub created_at: String,
+    pub updated_at: String,
+}
+
+#[derive(Debug, Deserialize)]
+pub struct CreateReport {
+    pub report_type: String,
+    pub title: String,
+    pub target_month: Option<String>,
+    pub area_id: Option<String>,
+    pub neighborhood_id: Option<String>,
+    pub summary: Option<String>,
+    pub content_markdown: String,
+    pub linked_metrics: Option<Value>,
+    pub status: Option<String>,
+}
+
+impl CreateReport {
+    pub fn validate(&self) -> Result<(), &'static str> {
+        if !is_report_type(&self.report_type) {
+            return Err("report_type must be monthly, area_special, or neighborhood_memo");
+        }
+        if self.title.trim().is_empty() {
+            return Err("title is required");
+        }
+        if self.title.len() > 160 {
+            return Err("title is too long");
+        }
+        if self.content_markdown.trim().is_empty() {
+            return Err("content_markdown is required");
+        }
+        if self.content_markdown.len() > 80_000 {
+            return Err("content_markdown is too long");
+        }
+        if let Some(status) = self.status.as_deref() {
+            if !is_report_status(status) {
+                return Err("status must be draft, published, or archived");
+            }
+        }
+        for value in [
+            Some(self.report_type.as_str()),
+            Some(self.title.as_str()),
+            self.target_month.as_deref(),
+            self.area_id.as_deref(),
+            self.neighborhood_id.as_deref(),
+            self.summary.as_deref(),
+        ]
+        .into_iter()
+        .flatten()
+        {
+            if has_sensitive_text(value) {
+                return Err("payload contains sensitive text");
+            }
+        }
+        Ok(())
+    }
+}
+
 #[derive(Debug, Clone, Serialize, FromRow)]
 pub struct DataSource {
     pub source_id: i64,
@@ -948,3 +1029,14 @@ fn is_watchlist_priority(priority: &str) -> bool {
 fn is_watchlist_trigger_operator(operator: &str) -> bool {
     matches!(operator, "lte" | "gte")
 }
+
+fn is_report_type(report_type: &str) -> bool {
+    matches!(
+        report_type,
+        "monthly" | "area_special" | "neighborhood_memo"
+    )
+}
+
+fn is_report_status(status: &str) -> bool {
+    matches!(status, "draft" | "published" | "archived")
+}

apps/api/src/routes.rs

@@ -5,13 +5,14 @@ use tower_http::trace::TraceLayer;
 
 use crate::handlers::{
     archive_watchlist_item, compare_areas, compare_neighborhoods, create_area_score_model_run,
-    create_data_source, create_ingestion_run, create_raw_artifact, create_scenario_run,
-    create_watchlist_event, create_watchlist_item, diff_area_score_model_runs, execute_import,
-    finish_ingestion_run, get_area_detail, get_area_diagnostics, get_area_score_lineage,
-    get_neighborhood, get_neighborhood_detail, get_similar_neighborhoods, health, list_area_scores,
-    list_data_sources, list_ingestion_runs, list_model_runs, list_neighborhood_scores,
-    list_neighborhoods, list_raw_artifacts, list_scenario_runs, list_watchlist_events,
-    list_watchlist_items, market_overview, ready, update_watchlist_item, validate_import,
+    create_data_source, create_ingestion_run, create_raw_artifact, create_report,
+    create_scenario_run, create_watchlist_event, create_watchlist_item, diff_area_score_model_runs,
+    execute_import, finish_ingestion_run, get_area_detail, get_area_diagnostics,
+    get_area_score_lineage, get_neighborhood, get_neighborhood_detail, get_report,
+    get_similar_neighborhoods, health, list_area_scores, list_data_sources, list_ingestion_runs,
+    list_model_runs, list_neighborhood_scores, list_neighborhoods, list_raw_artifacts,
+    list_reports, list_scenario_runs, list_watchlist_events, list_watchlist_items, market_overview,
+    ready, update_watchlist_item, validate_import,
 };
 use crate::state::AppState;
 
@@ -85,7 +86,9 @@ pub fn build_router(state: AppState) -> Router {
                 .route(
                     "/scenario-runs",
                     get(list_scenario_runs).post(create_scenario_run),
-                ),
+                )
+                .route("/reports", get(list_reports).post(create_report))
+                .route("/reports/{report_id}", get(get_report)),
         )
         .layer(TraceLayer::new_for_http())
         .layer(CorsLayer::permissive())

apps/web/src/components/dashboard/market-dashboard.tsx

@@ -36,6 +36,7 @@ import {
   createIngestionRun,
   createRawArtifact,
   createAreaScoreModelRun,
+  createReport,
   createScenarioRun,
   createWatchlistEvent,
   createWatchlistItem,
@@ -51,6 +52,8 @@ import {
   fetchNeighborhoodDetail,
   fetchNeighborhoodScores,
   fetchRawArtifacts,
+  fetchReport,
+  fetchReports,
   fetchScenarioRuns,
   fetchWatchlistEvents,
   fetchWatchlistItems,
@@ -67,6 +70,7 @@ import type {
   CreateDataSource,
   CreateIngestionRun,
   CreateRawArtifact,
+  CreateReport,
   CreateScenarioRun,
   CreateWatchlistEvent,
   CreateWatchlistItem,
@@ -78,6 +82,7 @@ import type {
   NeighborhoodDetail,
   NeighborhoodScore,
   RawArtifact,
+  Report,
   ScenarioRun,
   ScenarioRunResponse,
   SimilarNeighborhood,
@@ -114,6 +119,8 @@ export function MarketDashboard() {
   const [baseModelRunId, setBaseModelRunId] = useState<number | null>(null);
   const [candidateModelRunId, setCandidateModelRunId] = useState<number | null>(null);
   const [latestScenario, setLatestScenario] = useState<ScenarioRunResponse | null>(null);
+  const [reportTypeFilter, setReportTypeFilter] = useState("monthly");
+  const [selectedReportId, setSelectedReportId] = useState<number | null>(null);
   const overview = useQuery({
     queryKey: ["market-overview", MONTH],
     queryFn: () => fetchMarketOverview(MONTH),
@@ -176,6 +183,19 @@ export function MarketDashboard() {
     queryKey: ["scenario-runs", MONTH],
     queryFn: () => fetchScenarioRuns({ target_month: MONTH }),
   });
+  const reports = useQuery({
+    queryKey: ["reports", reportTypeFilter, MONTH],
+    queryFn: () =>
+      fetchReports({
+        report_type: reportTypeFilter,
+        target_month: reportTypeFilter === "monthly" ? MONTH : undefined,
+      }),
+  });
+  const selectedReport = useQuery({
+    queryKey: ["report", selectedReportId],
+    queryFn: () => fetchReport(selectedReportId ?? 0),
+    enabled: selectedReportId !== null,
+  });
   const dataSources = useQuery({
     queryKey: ["data-sources"],
     queryFn: fetchDataSources,
@@ -244,6 +264,16 @@ export function MarketDashboard() {
       await queryClient.invalidateQueries({ queryKey: ["scenario-runs"] });
     },
   });
+  const createReportMutation = useMutation({
+    mutationFn: createReport,
+    onSuccess: async (report) => {
+      setSelectedReportId(report.report_id);
+      await Promise.all([
+        queryClient.invalidateQueries({ queryKey: ["reports"] }),
+        queryClient.invalidateQueries({ queryKey: ["report", report.report_id] }),
+      ]);
+    },
+  });
   const createDataSourceMutation = useMutation({
     mutationFn: createDataSource,
     onSuccess: async () => {
@@ -308,6 +338,17 @@ export function MarketDashboard() {
     }
   }, [baseModelRunId, candidateModelRunId, modelRuns.data]);
 
+  useEffect(() => {
+    if (reports.data && reports.data.length > 0) {
+      const selectedExists =
+        selectedReportId !== null &&
+        reports.data.some((report) => report.report_id === selectedReportId);
+      if (!selectedExists) {
+        setSelectedReportId(reports.data[0].report_id);
+      }
+    }
+  }, [reports.data, selectedReportId]);
+
   const isLoading =
     overview.isLoading ||
     scores.isLoading ||
@@ -321,6 +362,8 @@ export function MarketDashboard() {
     modelRuns.isLoading ||
     areaScoreRunDiff.isLoading ||
     scenarioRuns.isLoading ||
+    reports.isLoading ||
+    selectedReport.isLoading ||
     dataSources.isLoading ||
     ingestionRuns.isLoading;
   const importLoading = ingestionRuns.isLoading || rawArtifacts.isLoading;
@@ -337,6 +380,8 @@ export function MarketDashboard() {
     modelRuns.isError ||
     areaScoreRunDiff.isError ||
     scenarioRuns.isError ||
+    reports.isError ||
+    selectedReport.isError ||
     dataSources.isError ||
     ingestionRuns.isError ||
     rawArtifacts.isError;
@@ -370,6 +415,8 @@ export function MarketDashboard() {
                 void modelRuns.refetch();
                 void areaScoreRunDiff.refetch();
                 void scenarioRuns.refetch();
+                void reports.refetch();
+                void selectedReport.refetch();
               }}
               disabled={isLoading}
               aria-label="刷新"
@@ -546,6 +593,23 @@ export function MarketDashboard() {
           onCreate={(payload) => createScenarioMutation.mutate(payload)}
         />
 
+        <ReportCenter
+          areaScores={scores.data ?? []}
+          neighborhoodScores={neighborhoodScores.data ?? []}
+          reports={reports.data ?? []}
+          selectedReport={selectedReport.data ?? null}
+          selectedReportId={selectedReportId}
+          reportTypeFilter={reportTypeFilter}
+          loading={reports.isLoading || selectedReport.isLoading}
+          creating={createReportMutation.isPending}
+          onReportTypeFilterChange={(value) => {
+            setReportTypeFilter(value);
+            setSelectedReportId(null);
+          }}
+          onSelectReport={setSelectedReportId}
+          onCreate={(payload) => createReportMutation.mutate(payload)}
+        />
+
         <ModelRunPanel
           runs={modelRuns.data ?? []}
           diff={areaScoreRunDiff.data ?? null}
@@ -2493,6 +2557,342 @@ function scenarioDeltaClass(value: number) {
   return "text-xs font-medium text-[var(--muted-foreground)]";
 }
 
+function ReportCenter({
+  areaScores,
+  neighborhoodScores,
+  reports,
+  selectedReport,
+  selectedReportId,
+  reportTypeFilter,
+  loading,
+  creating,
+  onReportTypeFilterChange,
+  onSelectReport,
+  onCreate,
+}: {
+  areaScores: AreaScore[];
+  neighborhoodScores: NeighborhoodScore[];
+  reports: Report[];
+  selectedReport: Report | null;
+  selectedReportId: number | null;
+  reportTypeFilter: string;
+  loading: boolean;
+  creating: boolean;
+  onReportTypeFilterChange: (value: string) => void;
+  onSelectReport: (reportId: number) => void;
+  onCreate: (payload: CreateReport) => void;
+}) {
+  const [draftType, setDraftType] = useState<CreateReport["report_type"]>("monthly");
+  const [draftAreaId, setDraftAreaId] = useState("");
+  const [draftNeighborhoodId, setDraftNeighborhoodId] = useState("");
+  const [draftTitle, setDraftTitle] = useState(`上海房市投资研究月报 ${MONTH}`);
+  const [draftSummary, setDraftSummary] = useState("核心结论待复核。");
+  const [draftContent, setDraftContent] = useState(defaultReportMarkdown("monthly"));
+
+  function submitReport() {
+    onCreate({
+      report_type: draftType,
+      title: draftTitle,
+      target_month: MONTH,
+      area_id: draftAreaId || undefined,
+      neighborhood_id: draftNeighborhoodId || undefined,
+      summary: draftSummary,
+      content_markdown: draftContent,
+      linked_metrics: {
+        month: MONTH,
+        area_id: draftAreaId || null,
+        neighborhood_id: draftNeighborhoodId || null,
+      },
+      status: "draft",
+    });
+  }
+
+  function changeDraftType(value: CreateReport["report_type"]) {
+    setDraftType(value);
+    setDraftTitle(defaultReportTitle(value));
+    setDraftContent(defaultReportMarkdown(value));
+    if (value !== "area_special") {
+      setDraftAreaId("");
+    }
+    if (value !== "neighborhood_memo") {
+      setDraftNeighborhoodId("");
+    }
+  }
+
+  return (
+    <Card>
+      <CardHeader className="flex flex-col gap-3 xl:flex-row xl:items-start xl:justify-between">
+        <div>
+          <CardTitle>报告中心</CardTitle>
+          <p className="mt-1 text-sm text-[var(--muted-foreground)]">
+            月报、板块专题与小区备忘录
+          </p>
+        </div>
+        <div className="flex gap-2">
+          {(["monthly", "area_special", "neighborhood_memo"] as const).map((type) => (
+            <Button
+              key={type}
+              variant={reportTypeFilter === type ? "default" : "outline"}
+              onClick={() => onReportTypeFilterChange(type)}
+            >
+              {reportTypeLabel(type)}
+            </Button>
+          ))}
+        </div>
+      </CardHeader>
+      <CardContent className="grid gap-4 xl:grid-cols-[360px_minmax(0,1fr)]">
+        <div className="grid gap-4">
+          <div className="rounded-md border border-[var(--border)] p-4">
+            <p className="text-sm font-semibold text-slate-950">新建报告</p>
+            <div className="mt-3 grid gap-3">
+              <label className="grid gap-1 text-sm">
+                <span className="font-medium text-slate-950">类型</span>
+                <select
+                  value={draftType}
+                  onChange={(event) =>
+                    changeDraftType(event.target.value as CreateReport["report_type"])
+                  }
+                  className="h-9 rounded-md border border-[var(--border)] px-3"
+                >
+                  <option value="monthly">月报</option>
+                  <option value="area_special">板块专题</option>
+                  <option value="neighborhood_memo">小区备忘录</option>
+                </select>
+              </label>
+              {draftType === "area_special" ? (
+                <label className="grid gap-1 text-sm">
+                  <span className="font-medium text-slate-950">关联板块</span>
+                  <select
+                    value={draftAreaId}
+                    onChange={(event) => setDraftAreaId(event.target.value)}
+                    className="h-9 rounded-md border border-[var(--border)] px-3"
+                  >
+                    <option value="">未选择</option>
+                    {areaScores.map((score) => (
+                      <option key={score.area_id} value={score.area_id}>
+                        {score.name}
+                      </option>
+                    ))}
+                  </select>
+                </label>
+              ) : null}
+              {draftType === "neighborhood_memo" ? (
+                <label className="grid gap-1 text-sm">
+                  <span className="font-medium text-slate-950">关联小区</span>
+                  <select
+                    value={draftNeighborhoodId}
+                    onChange={(event) => setDraftNeighborhoodId(event.target.value)}
+                    className="h-9 rounded-md border border-[var(--border)] px-3"
+                  >
+                    <option value="">未选择</option>
+                    {neighborhoodScores.map((score) => (
+                      <option key={score.neighborhood_id} value={score.neighborhood_id}>
+                        {score.name}
+                      </option>
+                    ))}
+                  </select>
+                </label>
+              ) : null}
+              <label className="grid gap-1 text-sm">
+                <span className="font-medium text-slate-950">标题</span>
+                <input
+                  value={draftTitle}
+                  onChange={(event) => setDraftTitle(event.target.value)}
+                  className="h-9 rounded-md border border-[var(--border)] px-3"
+                />
+              </label>
+              <label className="grid gap-1 text-sm">
+                <span className="font-medium text-slate-950">摘要</span>
+                <textarea
+                  value={draftSummary}
+                  onChange={(event) => setDraftSummary(event.target.value)}
+                  className="min-h-16 rounded-md border border-[var(--border)] px-3 py-2"
+                />
+              </label>
+              <label className="grid gap-1 text-sm">
+                <span className="font-medium text-slate-950">Markdown 正文</span>
+                <textarea
+                  value={draftContent}
+                  onChange={(event) => setDraftContent(event.target.value)}
+                  className="min-h-56 rounded-md border border-[var(--border)] px-3 py-2 font-mono text-xs"
+                />
+              </label>
+              <Button
+                onClick={submitReport}
+                disabled={creating || !draftTitle.trim() || !draftContent.trim()}
+              >
+                {creating ? "保存中" : "保存草稿"}
+              </Button>
+            </div>
+          </div>
+          <ReportList
+            reports={reports}
+            selectedReportId={selectedReportId}
+            loading={loading}
+            onSelectReport={onSelectReport}
+          />
+        </div>
+        <ReportViewer report={selectedReport} loading={loading} />
+      </CardContent>
+    </Card>
+  );
+}
+
+function ReportList({
+  reports,
+  selectedReportId,
+  loading,
+  onSelectReport,
+}: {
+  reports: Report[];
+  selectedReportId: number | null;
+  loading: boolean;
+  onSelectReport: (reportId: number) => void;
+}) {
+  if (loading && reports.length === 0) {
+    return <div className="h-56 rounded-md bg-[var(--muted)]" />;
+  }
+  if (reports.length === 0) {
+    return (
+      <div className="rounded-md border border-[var(--border)] px-4 py-8 text-sm text-[var(--muted-foreground)]">
+        暂无报告
+      </div>
+    );
+  }
+
+  return (
+    <div className="overflow-hidden rounded-md border border-[var(--border)]">
+      <Table>
+        <TableBody>
+          {reports.slice(0, 8).map((report) => (
+            <TableRow
+              key={report.report_id}
+              className={
+                selectedReportId === report.report_id
+                  ? "cursor-pointer bg-teal-50"
+                  : "cursor-pointer hover:bg-slate-50"
+              }
+              onClick={() => onSelectReport(report.report_id)}
+            >
+              <TableCell>
+                <span className="block font-medium text-slate-950">{report.title}</span>
+                <span className="block text-xs text-[var(--muted-foreground)]">
+                  {reportTypeLabel(report.report_type)} · {report.target_month ?? "-"} ·{" "}
+                  {report.status}
+                </span>
+              </TableCell>
+            </TableRow>
+          ))}
+        </TableBody>
+      </Table>
+    </div>
+  );
+}
+
+function ReportViewer({ report, loading }: { report: Report | null; loading: boolean }) {
+  if (loading && !report) {
+    return <div className="h-[520px] rounded-md bg-[var(--muted)]" />;
+  }
+  if (!report) {
+    return (
+      <div className="rounded-md border border-[var(--border)] px-4 py-8 text-sm text-[var(--muted-foreground)]">
+        选择或新建一篇报告
+      </div>
+    );
+  }
+
+  const linkedMetricRows = Object.entries(report.linked_metrics ?? {});
+
+  return (
+    <div className="grid gap-4">
+      <div className="rounded-md border border-[var(--border)] p-4">
+        <div className="flex flex-col gap-2 lg:flex-row lg:items-start lg:justify-between">
+          <div>
+            <p className="text-lg font-semibold text-slate-950">{report.title}</p>
+            <p className="mt-1 text-sm text-[var(--muted-foreground)]">
+              {reportTypeLabel(report.report_type)} · {report.target_month ?? "-"}
+              {report.area_name ? ` · ${report.area_name}` : ""}
+              {report.neighborhood_name ? ` · ${report.neighborhood_name}` : ""}
+            </p>
+          </div>
+          <Badge variant={report.status === "published" ? "success" : "muted"}>
+            {report.status}
+          </Badge>
+        </div>
+        {report.summary ? (
+          <p className="mt-3 text-sm text-[var(--muted-foreground)]">{report.summary}</p>
+        ) : null}
+      </div>
+      {linkedMetricRows.length > 0 ? (
+        <div className="overflow-x-auto rounded-md border border-[var(--border)]">
+          <Table>
+            <TableHeader>
+              <TableRow>
+                <TableHead>关联指标</TableHead>
+                <TableHead>值</TableHead>
+              </TableRow>
+            </TableHeader>
+            <TableBody>
+              {linkedMetricRows.map(([key, value]) => (
+                <TableRow key={key}>
+                  <TableCell className="font-medium">{key}</TableCell>
+                  <TableCell>{formatLinkedMetricValue(value)}</TableCell>
+                </TableRow>
+              ))}
+            </TableBody>
+          </Table>
+        </div>
+      ) : null}
+      <article className="max-h-[640px] overflow-auto whitespace-pre-wrap rounded-md border border-[var(--border)] bg-white p-5 font-mono text-sm leading-6 text-slate-900">
+        {report.content_markdown}
+      </article>
+    </div>
+  );
+}
+
+function reportTypeLabel(type: string) {
+  if (type === "monthly") {
+    return "月报";
+  }
+  if (type === "area_special") {
+    return "板块专题";
+  }
+  if (type === "neighborhood_memo") {
+    return "小区备忘录";
+  }
+  return type;
+}
+
+function defaultReportTitle(type: CreateReport["report_type"]) {
+  if (type === "area_special") {
+    return `板块专题 ${MONTH}`;
+  }
+  if (type === "neighborhood_memo") {
+    return `小区备忘录 ${MONTH}`;
+  }
+  return `上海房市投资研究月报 ${MONTH}`;
+}
+
+function defaultReportMarkdown(type: CreateReport["report_type"]) {
+  if (type === "area_special") {
+    return `# 板块专题 ${MONTH}\n\n## 核心判断\n\n- \n\n## 数据证据\n\n- \n\n## 风险与跟踪\n\n- `;
+  }
+  if (type === "neighborhood_memo") {
+    return `# 小区备忘录 ${MONTH}\n\n## 资产画像\n\n- \n\n## 相似资产与价格\n\n- \n\n## 触发条件\n\n- `;
+  }
+  return `# 上海房市投资研究月报 ${MONTH}\n\n## 核心结论\n\n- \n\n## 板块变化\n\n- \n\n## 观察池动作\n\n- \n\n## 下月跟踪\n\n- `;
+}
+
+function formatLinkedMetricValue(value: unknown) {
+  if (value === null || value === undefined) {
+    return "-";
+  }
+  if (typeof value === "string" || typeof value === "number" || typeof value === "boolean") {
+    return String(value);
+  }
+  return JSON.stringify(value);
+}
+
 function WatchlistPanel({
   scores,
   neighborhoodScores,

apps/web/src/lib/api.ts

@@ -468,6 +468,43 @@ export type ScenarioRunResponse = {
   variants: ScenarioVariant[];
 };
 
+export type Report = {
+  report_id: number;
+  report_type: string;
+  title: string;
+  target_month: string | null;
+  area_id: string | null;
+  area_name: string | null;
+  neighborhood_id: string | null;
+  neighborhood_name: string | null;
+  summary: string;
+  content_markdown: string;
+  linked_metrics: Record<string, unknown>;
+  status: string;
+  created_at: string;
+  updated_at: string;
+};
+
+export type CreateReport = {
+  report_type: "monthly" | "area_special" | "neighborhood_memo";
+  title: string;
+  target_month?: string;
+  area_id?: string;
+  neighborhood_id?: string;
+  summary?: string;
+  content_markdown: string;
+  linked_metrics?: Record<string, unknown>;
+  status?: "draft" | "published" | "archived";
+};
+
+export type ReportFilters = {
+  report_type?: string;
+  target_month?: string;
+  area_id?: string;
+  neighborhood_id?: string;
+  status?: string;
+};
+
 export type ComparisonMetricValue = {
   id: string;
   value: number | null;
@@ -739,6 +776,28 @@ export async function createScenarioRun(
   });
 }
 
+export async function fetchReports(filters: ReportFilters = {}): Promise<Report[]> {
+  const params = new URLSearchParams();
+  for (const [key, value] of Object.entries(filters)) {
+    if (value) {
+      params.set(key, value);
+    }
+  }
+  const query = params.toString();
+  return fetchJson(`/api/v1/reports${query ? `?${query}` : ""}`);
+}
+
+export async function fetchReport(id: number): Promise<Report> {
+  return fetchJson(`/api/v1/reports/${id}`);
+}
+
+export async function createReport(payload: CreateReport): Promise<Report> {
+  return fetchJson("/api/v1/reports", {
+    method: "POST",
+    body: JSON.stringify(payload),
+  });
+}
+
 async function fetchJson<T>(path: string, init?: RequestInit): Promise<T> {
   const response = await fetch(`${API_BASE_URL}${path}`, {
     ...init,

docs/product_roadmap.md

@@ -343,20 +343,23 @@
 
 ### M4.1 报告中心
 
+状态：已完成。
+
 目标：
 
 - 将 Markdown 报告产品化。
 
 交付物：
 
-- 报告表。
-- 报告 API。
-- 前端报告中心。
+- `app.reports` 报告表。
+- `GET /api/v1/reports`、`GET /api/v1/reports/{report_id}`、`POST /api/v1/reports`。
+- 前端报告中心，支持月报、板块专题、小区备忘录的草稿创建、列表过滤和 Markdown 查看。
 
 验收标准：
 
 - 可查看月报、板块专题、小区备忘录。
 - 报告结论关联结构化指标。
+- 当前完成人工创建与查看，自动生成进入 M4.2。
 
 ### M4.2 自动周报/月报