feat: add topic summaries and growth profiles

ai_knowledge_base_v2/apps/user-client/src/styles.css

@@ -1230,6 +1230,30 @@ textarea:focus-visible {
   white-space: nowrap;
 }
 
+.session-quota-actions {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  flex: 0 0 auto;
+}
+
+.quota-link {
+  min-height: 28px;
+  padding: 0 8px;
+  border: 1px solid rgba(31, 107, 82, 0.16);
+  border-radius: 999px;
+  background: rgba(255, 255, 255, 0.72);
+  color: #2f6d59;
+  font-size: 12px;
+  font-weight: 650;
+  white-space: nowrap;
+}
+
+.quota-link:disabled {
+  cursor: not-allowed;
+  opacity: 0.62;
+}
+
 .session-quota svg,
 .session-quota strong {
   color: var(--chat-brand-dark);
@@ -1672,6 +1696,72 @@ textarea:focus-visible {
   line-height: 1.75;
 }
 
+.growth-profile-dialog {
+  display: grid;
+  gap: 14px;
+  max-height: 60vh;
+  overflow: auto;
+  padding-right: 2px;
+}
+
+.growth-profile-dialog pre {
+  margin: 0;
+  padding: 14px;
+  border: 1px solid var(--chat-border);
+  border-radius: 14px;
+  background: var(--chat-brand-soft);
+  color: var(--chat-text);
+  font: inherit;
+  font-size: 14px;
+  line-height: 1.75;
+  white-space: pre-wrap;
+}
+
+.growth-profile-fields,
+.recent-topic-summaries {
+  display: grid;
+  gap: 10px;
+}
+
+.growth-profile-fields p,
+.profile-empty {
+  margin: 0;
+  color: var(--chat-muted);
+  font-size: 14px;
+  line-height: 1.65;
+}
+
+.growth-profile-fields strong {
+  display: block;
+  margin-bottom: 3px;
+  color: var(--chat-text);
+}
+
+.recent-topic-summaries h3 {
+  margin: 4px 0 0;
+  color: var(--chat-text);
+  font-size: 15px;
+}
+
+.recent-topic-summaries article {
+  padding: 11px 12px;
+  border: 1px solid var(--chat-border);
+  border-radius: 13px;
+  background: #ffffff;
+}
+
+.recent-topic-summaries time {
+  color: var(--chat-weak);
+  font-size: 11px;
+}
+
+.recent-topic-summaries p {
+  margin: 5px 0 0;
+  color: var(--chat-muted);
+  font-size: 13px;
+  line-height: 1.65;
+}
+
 .dialog-actions {
   display: grid;
   grid-template-columns: 1fr 1fr;
@@ -1727,6 +1817,8 @@ body.drawer-open { overflow: hidden; }
   .user-summary { max-width: 72px; font-size: 9px; }
   .header-logout-button { min-width: 48px; padding: 0 5px; }
   .session-quota { margin-right: 12px; margin-left: 12px; }
+  .session-quota-actions { gap: 5px; }
+  .quota-link { padding: 0 6px; font-size: 11px; }
   .message-list { padding-right: 12px; padding-left: 12px; }
   .chat-composer { padding-right: 10px; padding-left: 10px; }
   .composer-send,