feat(llm): chat UI renders the valuation table with FR provenance links (refs P48)

src/llm/web/chat.html

@@ -66,6 +66,20 @@
       background: var(--secondary); padding: 1px 5px; border-radius: 2px;
       white-space: nowrap;
     }
+    table.valuation {
+      border-collapse: collapse; width: 100%; font-size: 13px; margin-top: 4px;
+      font-variant-numeric: tabular-nums;
+    }
+    table.valuation th, table.valuation td {
+      border: 1px solid var(--border); padding: 4px 6px; text-align: right; white-space: nowrap;
+    }
+    table.valuation th { font-family: var(--font-mono); font-size: 10px; letter-spacing: .08em;
+      text-transform: uppercase; color: var(--muted-fg); }
+    table.valuation td:nth-child(-n+3), table.valuation th:nth-child(-n+3) { text-align: left; }
+    table.valuation tr.proposed td { font-style: italic; opacity: .85; }
+    .valuation-wrap { overflow-x: auto; }
+    .provenance { font-size: 12px; color: var(--muted-fg); margin-top: 4px; }
+    .provenance .cite { margin-right: 4px; }
     details.sources { margin-top: 2px; font-size: 14px; }
     details.sources > summary {
       cursor: pointer; color: var(--muted-fg); font-family: var(--font-mono);
@@ -177,6 +191,53 @@
       if (last < text.length) el.appendChild(document.createTextNode(text.slice(last)));
     }
 
+    const VAL_COLS = [
+      ['code', 'Code'], ['description', 'Description'], ['vintage', 'Vintage'], ['status', 'St'],
+      ['work', 'Work'], ['pe_nf', 'PE NF'], ['pe_f', 'PE F'], ['mp', 'MP'],
+      ['total_nf', 'Total NF'], ['total_f', 'Total F'], ['cf', 'CF'], ['pay_nf', 'Pay NF'], ['pay_f', 'Pay F'],
+    ];
+    function fmt(key, v) {
+      if (v === null || v === undefined) return '—';
+      if (key === 'cf') return '$' + Number(v).toFixed(4);
+      if (key === 'pay_nf' || key === 'pay_f') return '$' + Number(v).toFixed(2);
+      if (typeof v === 'number') return v.toFixed(2);
+      return String(v);
+    }
+    function renderValuation(wrap, ev) {
+      const rows = ev.rows || [];
+      const box = document.createElement('div');
+      box.className = 'valuation-wrap';
+      if (rows.length) {
+        const t = document.createElement('table');
+        t.className = 'valuation';
+        const thead = t.createTHead().insertRow();
+        for (const [, name] of VAL_COLS) { const th = document.createElement('th'); th.textContent = name; thead.appendChild(th); }
+        const tb = t.createTBody();
+        for (const r of rows) {
+          const tr = tb.insertRow();
+          if (r.proposed) tr.className = 'proposed';
+          for (const [key] of VAL_COLS) tr.insertCell().textContent = fmt(key, r[key]);
+        }
+        box.appendChild(t);
+      }
+      const prov = document.createElement('div');
+      prov.className = 'provenance';
+      for (const p of ev.provenance || []) {
+        const c = document.createElement('span'); c.className = 'cite'; c.textContent = p.label;
+        prov.appendChild(c);
+        const a = document.createElement('a'); a.href = p.url; a.target = '_blank'; a.rel = 'noopener';
+        a.textContent = p.citation || p.vintage;
+        prov.appendChild(a);
+        prov.appendChild(document.createTextNode(' '));
+      }
+      if ((ev.unpriced || []).length) {
+        prov.appendChild(document.createTextNode('not priced: ' + ev.unpriced.join(', ')));
+      }
+      box.appendChild(prov);
+      wrap.appendChild(box);
+      log.scrollTop = log.scrollHeight;
+    }
+
     function renderSources(wrap, ev) {
       const sources = ev.sources || [];
       if (ev.model) {
@@ -252,6 +313,7 @@
             if (!line) continue;
             const ev = JSON.parse(line);
             if (ev.type === 'token') { answer += ev.text; paint(b, answer); log.scrollTop = log.scrollHeight; }
+            else if (ev.type === 'valuation') renderValuation(wrap, ev);
             else if (ev.type === 'sources') renderSources(wrap, ev);
             else if (ev.type === 'error') { b.className = 'bubble err'; b.textContent = 'Error: ' + ev.message; }
           }

tests/llm/test_api.py

@@ -24,6 +24,14 @@ class TestIndex:
         assert "Library Chat" in r.text
         assert 'id="form"' in r.text
 
+    def test_serves_chat_page_with_valuation_renderer(self):
+        r = client.get("/")
+        assert r.status_code == 200
+        html = r.text
+        assert "function renderValuation" in html
+        assert "ev.type === 'valuation'" in html
+        assert "table.valuation" in html
+
 
 class TestWhoami:
     def test_reads_forwarded_header(self):