0.2.27-0.2.32: LP portal polish, brand palette, default investor logins

Cumulative checkpoint since 0.2.26:
- 0.2.27/28: entity valuation-history table; investor gain/loss = NAV +
  distributions vs paid-in
- 0.2.29: Reset Fund Partners (endpoint, Partners-tab button, CLI, action)
- 0.2.30: "Current Capital Balance" label, %-only gain/loss
- 0.2.31: Management Entities rename, Carry Vehicle type, chart
  distributions-line gate
- 0.2.32: LP-facing polish pass
  * Ten31 brand palette from the logo (navy/mint); orange retired
  * portfolio summary card across funds; gain labeled "net of paid-in"
  * whole-dollar headline figures; "History · N quarters" toggle
  * documents grouped by year with a "New" badge (users.docs_seen_at)
  * eNAV-created members start on default password with login enabled;
    enable-investor-logins CLI + StartOS action for existing accounts
  * password minimum raised to 8 chars; login help line (Portal@ten31.xyz)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

frontend/src/api.ts

@@ -12,7 +12,7 @@ export type UserRole =
   | "viewer"
   | "investor"
   | "fund_administrator";
-export type EntityType = "fund" | "spv" | "gp" | "mgmt_co";
+export type EntityType = "fund" | "spv" | "gp" | "mgmt_co" | "carry";
 export type EntityStatus = "active" | "closed";
 export type RoundStatus = "draft" | "submitted" | "approved" | "returned";
 export type DocumentCategory =
@@ -70,6 +70,7 @@ export interface PortalDocument {
   size_bytes: number;
   uploaded_by: number | null;
   created_at: string;
+  is_new?: boolean;
 }
 
 export interface Partner {
@@ -307,6 +308,11 @@ export const api = {
     }[]>("/api/entities/rollup"),
   getEntity: (id: number) => request<Entity>(`/api/entities/${id}`),
   listPartners: (entityId: number) => request<Partner[]>(`/api/entities/${entityId}/partners`),
+  clearPartners: (entityId: number) =>
+    request<{ statements: number; access_grants: number }>(
+      `/api/entities/${entityId}/partners`,
+      { method: "DELETE" },
+    ),
   createEntity: (data: Partial<Entity>) =>
     request<Entity>("/api/entities", { method: "POST", body: JSON.stringify(data) }),
   updateEntity: (id: number, data: Partial<Entity>) =>