feat(bench): add Resource Bench Board page

Shows resources with available capacity in a selected date window.
- Filter by date range (with DateRangePresets), min hours/day slider, and free-text search
- Cards show role, chapter, available h/day with color-coded capacity bar
- Links to individual resource profiles
- "Bench" nav entry added to Resources section in AppShell

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/web/src/app/(app)/bench/page.tsx

@@ -0,0 +1,5 @@
+import { BenchBoardClient } from "~/components/bench/BenchBoardClient.js";
+
+export default function BenchPage() {
+  return <BenchBoardClient />;
+}

apps/web/src/components/bench/BenchBoardClient.tsx

@@ -0,0 +1,187 @@
+"use client";
+
+import { useState, useMemo } from "react";
+import { trpc } from "~/lib/trpc/client.js";
+import { EmptyState } from "~/components/ui/EmptyState.js";
+import { DateRangePresets } from "~/components/ui/DateRangePresets.js";
+import { BenchResourceCard } from "./BenchResourceCard.js";
+
+function isoToday(): string {
+  const d = new Date();
+  return `${d.getFullYear()}-${String(d.getMonth() + 1).padStart(2, "0")}-${String(d.getDate()).padStart(2, "0")}`;
+}
+
+function isoOffsetDays(base: string, days: number): string {
+  const d = new Date(base);
+  d.setDate(d.getDate() + days);
+  return `${d.getFullYear()}-${String(d.getMonth() + 1).padStart(2, "0")}-${String(d.getDate()).padStart(2, "0")}`;
+}
+
+export function BenchBoardClient() {
+  const today = isoToday();
+  const [startDate, setStartDate] = useState(today);
+  const [endDate, setEndDate] = useState(isoOffsetDays(today, 90));
+  const [minHoursPerDay, setMinHoursPerDay] = useState(2);
+  const [roleFilter, setRoleFilter] = useState("");
+
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  const { data, isLoading, refetch } = (trpc.staffing.searchCapacity.useQuery as any)(
+    {
+      startDate: new Date(startDate),
+      endDate: new Date(endDate),
+      minHoursPerDay,
+      limit: 100,
+    },
+    { staleTime: 60_000 },
+  ) as {
+    data: {
+      results: Array<{
+        id: string;
+        name: string;
+        eid: string;
+        role: string | null;
+        chapter: string | null;
+        workingDays: number;
+        availableHours: number;
+        availableHoursPerDay: number;
+      }>;
+      totalFound: number;
+      period: string;
+    } | undefined;
+    isLoading: boolean;
+    refetch: () => void;
+  };
+
+  const filtered = useMemo(() => {
+    if (!data?.results) return [];
+    const q = roleFilter.trim().toLowerCase();
+    if (!q) return data.results;
+    return data.results.filter(
+      (r) =>
+        r.role?.toLowerCase().includes(q) ||
+        r.name.toLowerCase().includes(q) ||
+        r.chapter?.toLowerCase().includes(q),
+    );
+  }, [data?.results, roleFilter]);
+
+  return (
+    <div className="app-page space-y-6">
+      <div className="app-page-header">
+        <div>
+          <h1 className="app-page-title">Bench Board</h1>
+          <p className="app-page-subtitle mt-1">
+            Resources with available capacity in the selected window — ready to take on new work.
+          </p>
+        </div>
+      </div>
+
+      {/* Filter bar */}
+      <div className="app-surface p-4 space-y-3">
+        <DateRangePresets onSelect={(s, e) => { setStartDate(s); setEndDate(e); }} />
+        <div className="flex flex-wrap items-center gap-3">
+          <div className="flex items-center gap-2">
+            <label className="text-xs font-medium text-gray-600 dark:text-gray-400 whitespace-nowrap">
+              From
+            </label>
+            <input
+              type="date"
+              value={startDate}
+              onChange={(e) => setStartDate(e.target.value)}
+              className="rounded-lg border border-gray-300 dark:border-gray-600 bg-white dark:bg-gray-900 px-2 py-1.5 text-sm text-gray-900 dark:text-gray-100 focus:outline-none focus:ring-1 focus:ring-brand-500"
+            />
+          </div>
+          <div className="flex items-center gap-2">
+            <label className="text-xs font-medium text-gray-600 dark:text-gray-400 whitespace-nowrap">
+              To
+            </label>
+            <input
+              type="date"
+              value={endDate}
+              min={startDate}
+              onChange={(e) => setEndDate(e.target.value)}
+              className="rounded-lg border border-gray-300 dark:border-gray-600 bg-white dark:bg-gray-900 px-2 py-1.5 text-sm text-gray-900 dark:text-gray-100 focus:outline-none focus:ring-1 focus:ring-brand-500"
+            />
+          </div>
+          <div className="flex items-center gap-2">
+            <label className="text-xs font-medium text-gray-600 dark:text-gray-400 whitespace-nowrap">
+              Min. {minHoursPerDay}h/day
+            </label>
+            <input
+              type="range"
+              min={0.5}
+              max={8}
+              step={0.5}
+              value={minHoursPerDay}
+              onChange={(e) => setMinHoursPerDay(Number(e.target.value))}
+              className="w-28 accent-brand-600"
+            />
+          </div>
+          <input
+            type="text"
+            value={roleFilter}
+            onChange={(e) => setRoleFilter(e.target.value)}
+            placeholder="Filter by role, name, chapter…"
+            className="flex-1 min-w-32 rounded-lg border border-gray-300 dark:border-gray-600 bg-white dark:bg-gray-900 px-3 py-1.5 text-sm text-gray-900 dark:text-gray-100 placeholder-gray-400 focus:outline-none focus:ring-1 focus:ring-brand-500"
+          />
+          <button
+            type="button"
+            onClick={() => refetch()}
+            className="rounded-lg border border-gray-300 dark:border-gray-600 px-3 py-1.5 text-sm font-medium text-gray-600 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-800 transition-colors"
+          >
+            Refresh
+          </button>
+        </div>
+        {data && (
+          <p className="text-xs text-gray-500 dark:text-gray-400">
+            {filtered.length} resource{filtered.length !== 1 ? "s" : ""} found
+            {roleFilter ? ` matching "${roleFilter}"` : ""}
+            {" "}— period: {data.period}
+          </p>
+        )}
+      </div>
+
+      {/* Results grid */}
+      {isLoading ? (
+        <div className="grid gap-4 sm:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4">
+          {Array.from({ length: 8 }).map((_, i) => (
+            <div key={i} className="rounded-xl border border-gray-200 dark:border-gray-700 p-4 space-y-3">
+              <div className="flex items-center gap-3">
+                <div className="h-10 w-10 shimmer-skeleton rounded-full" />
+                <div className="flex-1 space-y-1.5">
+                  <div className="h-3.5 w-32 shimmer-skeleton rounded" />
+                  <div className="h-2.5 w-16 shimmer-skeleton rounded" />
+                </div>
+              </div>
+              <div className="h-2 shimmer-skeleton rounded-full" />
+            </div>
+          ))}
+        </div>
+      ) : filtered.length === 0 ? (
+        <EmptyState
+          title="No resources on bench"
+          detail={
+            roleFilter
+              ? "No resources match your filter. Try a different role or name."
+              : "Everyone is fully booked in this period. Try a wider date range or lower the minimum hours threshold."
+          }
+        />
+      ) : (
+        <div className="grid gap-4 sm:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4">
+          {filtered.map((resource) => (
+            <BenchResourceCard
+              key={resource.id}
+              id={resource.id}
+              name={resource.name}
+              eid={resource.eid}
+              role={resource.role}
+              chapter={resource.chapter}
+              workingDays={resource.workingDays}
+              availableHours={resource.availableHours}
+              availableHoursPerDay={resource.availableHoursPerDay}
+            />
+          ))}
+        </div>
+      )}
+    </div>
+  );
+}

apps/web/src/components/bench/BenchResourceCard.tsx

@@ -0,0 +1,101 @@
+"use client";
+
+import Link from "next/link";
+
+interface BenchResourceCardProps {
+  id: string;
+  name: string;
+  eid: string;
+  role: string | null;
+  chapter: string | null;
+  availableHours: number;
+  availableHoursPerDay: number;
+  workingDays: number;
+}
+
+export function BenchResourceCard({
+  id,
+  name,
+  eid,
+  role,
+  chapter,
+  availableHours,
+  availableHoursPerDay,
+}: BenchResourceCardProps) {
+  const initials = name
+    .split(" ")
+    .slice(0, 2)
+    .map((w) => w[0]?.toUpperCase() ?? "")
+    .join("");
+
+  const availabilityLevel =
+    availableHoursPerDay >= 6
+      ? "high"
+      : availableHoursPerDay >= 3
+        ? "medium"
+        : "low";
+
+  const levelClass =
+    availabilityLevel === "high"
+      ? "border-emerald-300 dark:border-emerald-700 bg-emerald-50 dark:bg-emerald-950/20"
+      : availabilityLevel === "medium"
+        ? "border-amber-300 dark:border-amber-700 bg-amber-50 dark:bg-amber-950/20"
+        : "border-gray-200 dark:border-gray-700 bg-white dark:bg-gray-900/20";
+
+  const barColor =
+    availabilityLevel === "high"
+      ? "bg-emerald-500"
+      : availabilityLevel === "medium"
+        ? "bg-amber-500"
+        : "bg-gray-400";
+
+  const barWidth = Math.min(100, Math.round((availableHoursPerDay / 8) * 100));
+
+  return (
+    <div className={`rounded-xl border p-4 space-y-3 ${levelClass}`}>
+      <div className="flex items-start gap-3">
+        <div className="h-10 w-10 shrink-0 rounded-full bg-brand-100 dark:bg-brand-900/40 flex items-center justify-center">
+          <span className="text-sm font-semibold text-brand-700 dark:text-brand-300">{initials}</span>
+        </div>
+        <div className="min-w-0 flex-1">
+          <div className="font-medium text-sm text-gray-900 dark:text-gray-100 truncate">{name}</div>
+          <div className="text-xs text-gray-500 dark:text-gray-400">{eid}</div>
+        </div>
+      </div>
+
+      {(role ?? chapter) && (
+        <div className="flex flex-wrap gap-1.5">
+          {role && (
+            <span className="rounded-full bg-brand-100 dark:bg-brand-900/40 px-2 py-0.5 text-[11px] font-medium text-brand-700 dark:text-brand-300">
+              {role}
+            </span>
+          )}
+          {chapter && (
+            <span className="rounded-full bg-gray-100 dark:bg-gray-800 px-2 py-0.5 text-[11px] text-gray-600 dark:text-gray-400">
+              {chapter}
+            </span>
+          )}
+        </div>
+      )}
+
+      <div>
+        <div className="flex items-center justify-between text-xs mb-1">
+          <span className="text-gray-500 dark:text-gray-400">Available capacity</span>
+          <span className="font-semibold text-gray-800 dark:text-gray-200">
+            {availableHoursPerDay.toFixed(1)}h/day · {availableHours.toFixed(0)}h total
+          </span>
+        </div>
+        <div className="h-1.5 rounded-full bg-gray-200 dark:bg-gray-700 overflow-hidden">
+          <div className={`h-full rounded-full ${barColor}`} style={{ width: `${barWidth}%` }} />
+        </div>
+      </div>
+
+      <Link
+        href={`/resources/${id}`}
+        className="block w-full rounded-lg border border-gray-200 dark:border-gray-700 py-1.5 text-center text-xs font-medium text-gray-600 dark:text-gray-400 hover:bg-gray-50 dark:hover:bg-gray-800 transition-colors"
+      >
+        View Profile
+      </Link>
+    </div>
+  );
+}

apps/web/src/components/layout/AppShell.tsx

@@ -61,6 +61,9 @@ function MarketplaceIcon() {
 function ChargeabilityIcon() {
   return <svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path strokeLinecap="round" strokeLinejoin="round" strokeWidth={1.8} d="M5 17l4-4 3 3 7-8M19 19H5V5" /></svg>;
 }
+function BenchIcon() {
+  return <svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path strokeLinecap="round" strokeLinejoin="round" strokeWidth={1.8} d="M20 7H4a1 1 0 00-1 1v2h18V8a1 1 0 00-1-1zM3 10v4h18v-4M5 14v3m14-3v3M8 17h8" /></svg>;
+}
 function ReportBuilderIcon() {
   return <svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path strokeLinecap="round" strokeLinejoin="round" strokeWidth={1.8} d="M9 17v-2m3 2v-4m3 4v-6m2 10H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z" /></svg>;
 }
@@ -183,6 +186,7 @@ const navSections: NavSection[] = [
     label: "Resources",
     items: [
       { href: "/resources", label: "Resources", icon: <ResourcesIcon />, roles: ["ADMIN", "MANAGER", "CONTROLLER"] },
+      { href: "/bench", label: "Bench", icon: <BenchIcon />, roles: ["ADMIN", "MANAGER", "CONTROLLER"] },
       { href: "/projects", label: "Projects", icon: <ProjectsIcon />, roles: ["ADMIN", "MANAGER", "CONTROLLER", "VIEWER"] },
       { href: "/roles", label: "Roles", icon: <RolesIcon />, roles: ["ADMIN", "MANAGER", "CONTROLLER"] },
     ],