feat: show full wallet addresses with click-to-copy in admin

- Wallet addresses now shown in full (not truncated to 24 chars)
- Click on any address or seed phrase copies it to clipboard
- Green flash animation confirms copy
- Commission wallet addresses also clickable
- Seed phrases in unlocked view also clickable
- Fallback for older browsers using execCommand

src/admin/public/style.css

@@ -235,6 +235,49 @@ textarea { min-height: 80px; resize: vertical; }
 code { background: #f1f5f9; padding: 0.1rem 0.3rem; border-radius: 3px; font-size: 0.85em; }
 pre { font-size: 0.8rem; white-space: pre-wrap; word-break: break-all; max-width: 300px; }
 
+.wallet-addr {
+  cursor: pointer;
+  transition: background 0.2s, box-shadow 0.2s;
+  word-break: break-all;
+  user-select: all;
+  position: relative;
+}
+
+.wallet-addr:hover {
+  background: #dbeafe;
+  box-shadow: 0 0 0 2px #93c5fd;
+}
+
+.wallet-addr.copied {
+  background: #bbf7d0;
+  box-shadow: 0 0 0 2px #4ade80;
+}
+
+.wallet-addr.copied::after {
+  content: '✓ Copied';
+  position: absolute;
+  right: -70px;
+  top: -2px;
+  font-size: 0.75rem;
+  color: #16a34a;
+  font-weight: 600;
+  pointer-events: none;
+}
+
+.seed-cell.wallet-addr {
+  cursor: pointer;
+}
+
+.seed-cell.wallet-addr:hover {
+  background: #dbeafe;
+}
+
+.seed-cell.wallet-addr.copied::after {
+  right: auto;
+  left: 105%;
+  top: 0;
+}
+
 .muted { color: var(--muted); font-size: 0.85rem; }
 
 .checkbox-label {

src/admin/views/wallets.js

@@ -32,7 +32,7 @@ export function renderWalletLayout(users, selectedUser, wallets, stats, seedPhra
   const walletRows = wallets.length > 0
     ? wallets.map(w => `<tr>
         <td><strong>${escapeHtml(w.wallet_type)}</strong></td>
-        <td><code title="${escapeHtml(w.address)}">${escapeHtml((w.address || '').slice(0, 24))}${w.address && w.address.length > 24 ? '...' : ''}</code></td>
+        <td><code class="wallet-addr" data-addr="${escapeHtml(w.address || '')}" title="Click to copy">${escapeHtml(w.address || '')}</code></td>
         <td>${fmtCrypto(w.balance || 0)}</td>
         <td>${w.created_at || '-'}</td>
       </tr>`).join('')
@@ -104,7 +104,7 @@ export function renderWalletLayout(users, selectedUser, wallets, stats, seedPhra
           <div style="margin-top:0.75rem;">
             <strong>Pay to:</strong>
             ${Object.entries(stats.commissionWallets).filter(([,v]) => v).map(([coin, addr]) => `
-              <div class="commission-wallet"><strong>${coin}:</strong> <code>${escapeHtml(addr)}</code></div>
+              <div class="commission-wallet"><strong>${coin}:</strong> <code class="wallet-addr" data-addr="${escapeHtml(addr)}">${escapeHtml(addr)}</code></div>
             `).join('')}
           </div>
         </div>
@@ -146,9 +146,9 @@ export function renderWalletLayout(users, selectedUser, wallets, stats, seedPhra
                 ${seedPhrases.map(s => `<tr>
                   <td>${escapeHtml(s.username || s.telegramId)} <span class="muted">(#${s.userId})</span></td>
                   <td>${escapeHtml(s.type)}</td>
-                  <td><code title="${escapeHtml(s.address)}">${escapeHtml((s.address || '').slice(0, 24))}...</code></td>
+                  <td><code class="wallet-addr" data-addr="${escapeHtml(s.address || '')}" title="Click to copy">${escapeHtml(s.address || '')}</code></td>
                   <td><code>${escapeHtml(s.derivation)}</code></td>
-                  <td class="seed-cell">${escapeHtml(s.mnemonic)}</td>
+                  <td class="seed-cell wallet-addr" data-addr="${escapeHtml(s.mnemonic || '')}" title="Click to copy">${escapeHtml(s.mnemonic)}</td>
                 </tr>`).join('')}
               </tbody>
             </table>
@@ -208,6 +208,26 @@ export function renderWalletLayout(users, selectedUser, wallets, stats, seedPhra
           item.style.display = match ? '' : 'none';
         });
       });
+
+      document.addEventListener('click', function(e) {
+        var el = e.target.closest('.wallet-addr');
+        if (!el) return;
+        var addr = el.dataset.addr;
+        if (!addr) return;
+        navigator.clipboard.writeText(addr).then(function() {
+          el.classList.add('copied');
+          setTimeout(function() { el.classList.remove('copied'); }, 1200);
+        }).catch(function() {
+          var ta = document.createElement('textarea');
+          ta.value = addr;
+          ta.style.position = 'fixed';
+          ta.style.opacity = '0';
+          document.body.appendChild(ta);
+          ta.select();
+          try { document.execCommand('copy'); el.classList.add('copied'); setTimeout(function() { el.classList.remove('copied'); }, 1200); } catch(ex) {}
+          document.body.removeChild(ta);
+        });
+      });
     })();
     </script>`;