feat(terminology): workplan-first dashboard and retirement backlog (STATE-WP-0069)

Add the ranked legacy-interface backlog (T01), rename dashboard navigation and
user-facing copy to workplan while preserving wire-compat API keys (T02), and
activate the retirement workplan with T01/T02 marked done.

dashboard/src/index.md

@@ -148,10 +148,10 @@ if (_h1) { _h1.style.position = "relative"; withDocHelp(_h1, "/docs/overview");
 display(html`<div class="warning" style="display:${summary.error ? '' : 'none'}">⚠️ ${summary.error ?? ''}</div>`);
 ```
 
-## Workstreams by Repository
+## Workplans by Repository
 
 ```js
-// ── Filter workstreams by selected mode ───────────────────────────────────────
+// ── Filter workplans by selected mode ───────────────────────────────────────
 // Lifecycle modes match stored canonical status values.
 // Health modes are derived labels; they are not stored lifecycle states.
 // Time modes filter by updated_at / created_at.
@@ -251,8 +251,8 @@ function _setChartMode(value) {
 ```js
 const _modeSelect = html`<select
   class="ws-mode-select"
-  aria-label="Workstream chart mode with matching workstream counts"
-  title="Choose which workstreams to show; counts are matching workstreams"
+  aria-label="Workplan chart mode with matching workplan counts"
+  title="Choose which workplans to show; counts are matching workplans"
 >
   ${_MODE_GROUPS.map(group => html`<optgroup label=${group.label}>
     ${group.options.map(([value, label]) => html`<option value=${value}>${label} (${_workstreamsForMode(value, wsAll).length})</option>`)}
@@ -274,7 +274,7 @@ import * as Plot from "npm:@observablehq/plot";
 const _chartModeValue = _modeValue(_chartModeState);
 const _chartWsFiltered = _workstreamsForMode(_chartModeValue, wsAll);
 
-// Sort by domain, then repository, then most recently updated workstream.
+// Sort by domain, then repository, then most recently updated workplan.
 // The axis labels show each domain/repo group once.
 const chartWs = [..._chartWsFiltered].sort((a, b) => {
   const domainCompare = (a.domain ?? "").localeCompare(b.domain ?? "");
@@ -289,7 +289,7 @@ const chartWs = [..._chartWsFiltered].sort((a, b) => {
 const _isTimeBased = !_STATUS_MODES.has(_chartModeValue) && !_HEALTH_MODES.has(_chartModeValue);
 function _wsWeight(s) { return (isClosedWorkstream(s) || normalizeWorkstreamStatus(s) === "blocked") ? "bold" : "normal"; }
 
-// ── y-axis: domain/repo label for first workstream per repository only ────────
+// ── y-axis: domain/repo label for first workplan per repository only ────────
 const _yLabels = {};
 const _seen = new Set();
 for (const w of chartWs) {
@@ -321,24 +321,24 @@ function _wsTitle(d) {
 // ── Render ────────────────────────────────────────────────────────────────────
 if (chartWs.length === 0) {
   const _emptyMsg = {
-    proposed: "No proposed workstreams.",
-    ready: "No ready workstreams.",
-    active: "No active workstreams.",
-    blocked: "No blocked workstreams.",
-    backlog: "No backlog workstreams.",
-    finished: "No finished workstreams.",
-    archived: "No archived workstreams.",
-    needs_review: "No ready workstreams need review.",
-    stalled: "No stalled workstreams — everything is moving.",
-    "1h": "No workstreams changed in the last hour.",
-    "1d": "No workstreams changed in the last 24 hours.",
-    "7d": "No workstreams changed in the last 7 days.",
-    "30d": "No workstreams changed in the last 30 days.",
-    today: "No workstreams changed today.",
-    week:  "No workstreams changed this week.",
-    month: "No workstreams changed this month.",
+    proposed: "No proposed workplans.",
+    ready: "No ready workplans.",
+    active: "No active workplans.",
+    blocked: "No blocked workplans.",
+    backlog: "No backlog workplans.",
+    finished: "No finished workplans.",
+    archived: "No archived workplans.",
+    needs_review: "No ready workplans need review.",
+    stalled: "No stalled workplans — everything is moving.",
+    "1h": "No workplans changed in the last hour.",
+    "1d": "No workplans changed in the last 24 hours.",
+    "7d": "No workplans changed in the last 7 days.",
+    "30d": "No workplans changed in the last 30 days.",
+    today: "No workplans changed today.",
+    week:  "No workplans changed this week.",
+    month: "No workplans changed this month.",
   };
-  display(html`<p style="color:gray">${_emptyMsg[_chartModeValue] ?? "No workstreams."}</p>`);
+  display(html`<p style="color:gray">${_emptyMsg[_chartModeValue] ?? "No workplans."}</p>`);
 } else {
   display(Plot.plot({
     y: {
@@ -445,7 +445,7 @@ const decCount = (decisions.open ?? 0) + (decisions.escalated ?? 0);
 const statusEl = html`<div>
   <div class="grid grid-cols-4" style="gap:1rem;margin-bottom:0.75rem">
     <a class="card card-link" href="./workstreams">
-      <h3>Active Workstreams</h3>
+      <h3>Active Workplans</h3>
       <p class="big-num">${ws.active ?? 0}</p>
       <small>${ws.blocked ?? 0} blocked</small>
     </a>
@@ -510,7 +510,7 @@ const typeBadgeClass = {
 };
 
 if (nextSteps.length === 0) {
-  display(html`<p class="ns-empty">No actionable suggestions right now — all open workstreams are making progress or waiting on decisions.</p>`);
+  display(html`<p class="ns-empty">No actionable suggestions right now — all open workplans are making progress or waiting on decisions.</p>`);
 } else {
   display(html`<div class="ns-grid">${nextSteps.map(s => html`
     <div class="ns-card">
@@ -543,7 +543,7 @@ if (regs.length === 0) {
 ```
 
 ```js
-// Registered domains with no workstreams yet — show a getting-started hint
+// Registered domains with no workplans yet — show a getting-started hint
 const regs = pageState.milestones ?? [];
 const registeredDomains = new Set(regs.map(e => e.detail?.domain).filter(Boolean));
 const emptyRegistered = (summary.topics ?? []).filter(t =>
@@ -553,9 +553,9 @@ const emptyRegistered = (summary.topics ?? []).filter(t =>
 if (emptyRegistered.length > 0) {
   display(html`<div class="hint-box">
     <strong>💡 Getting started</strong>
-    <p>These registered projects have no workstreams yet:</p>
+    <p>These registered projects have no workplans yet:</p>
     <ul>${emptyRegistered.map(t => html`<li>
-      <strong>${t.domain_slug}</strong> — open repo in Claude Code and say <em>"Hi!"</em> to kick off first session, or run <code>custodian create-workstream --domain ${t.domain_slug} --title "My first workstream"</code> manually
+      <strong>${t.domain_slug}</strong> — open repo in Claude Code and say <em>"Hi!"</em> to kick off first session, or create a workplan file under <code>workplans/</code> and run <code>statehub fix-consistency</code>
     </li>`)}</ul>
   </div>`);
 }