Add history window controls and expand taxonomy pack support

- add 3Y/5Y/10Y financial history filtering and reorganize normalization details UI
- add new fiscal taxonomy surface/income bridge/KPI packs and update Rust taxonomy loading
- auto-detect Homebrew SQLite for native `sqlite-vec` in local dev/e2e with docs and env guidance

lib/financials/history-window.ts

@@ -0,0 +1,42 @@
+import type { FinancialCadence, FinancialStatementPeriod } from "@/lib/types";
+
+export type FinancialHistoryWindow = 3 | 5 | 10;
+
+export function financialHistoryLimit(
+  cadence: FinancialCadence,
+  window: FinancialHistoryWindow,
+) {
+  if (cadence === "quarterly") {
+    return window * 4 + 4;
+  }
+
+  return window + 2;
+}
+
+function visiblePeriodCount(
+  cadence: FinancialCadence,
+  window: FinancialHistoryWindow,
+) {
+  if (cadence === "quarterly") {
+    return window * 4;
+  }
+
+  return window;
+}
+
+export function filterPeriodsByHistoryWindow(
+  periods: FinancialStatementPeriod[],
+  cadence: FinancialCadence,
+  window: FinancialHistoryWindow,
+) {
+  if (periods.length === 0) {
+    return periods;
+  }
+
+  const count = visiblePeriodCount(cadence, window);
+  if (periods.length <= count) {
+    return periods;
+  }
+
+  return periods.slice(-count);
+}