fix(ui): render markdown in chat

pnpm-lock.yaml

@@ -200,9 +200,15 @@ importers:
 
   ui:
     dependencies:
+      dompurify:
+        specifier: ^3.3.1
+        version: 3.3.1
       lit:
         specifier: ^3.3.2
         version: 3.3.2
+      marked:
+        specifier: ^17.0.1
+        version: 17.0.1
     devDependencies:
       '@vitest/browser-playwright':
         specifier: 4.0.16
@@ -1627,6 +1633,9 @@ packages:
   dom-accessibility-api@0.5.16:
     resolution: {integrity: sha512-X7BJ2yElsnOJ30pZF4uIIDfBEVgF4XEBxL9Bxhy6dnrm5hkzqmsWHGTiHqRiITNhMyFLyAiWndIJP7Z1NTteDg==}
 
+  dompurify@3.3.1:
+    resolution: {integrity: sha512-qkdCKzLNtrgPFP1Vo+98FRzJnBRGe4ffyCea9IwHB1fyxPOeNTHpLKYGd4Uk9xvNoH0ZoOjwZxNptyMwqrId1Q==}
+
   dotenv@17.2.3:
     resolution: {integrity: sha512-JVUnt+DUIzu87TABbhPmNfVdBDt18BLOWjMUFJMSi/Qqg7NTYtabbvSNJGOJ7afbRuv9D/lngizHtP7QyLQ+9w==}
     engines: {node: '>=12'}
@@ -2200,6 +2209,11 @@ packages:
     engines: {node: '>= 20'}
     hasBin: true
 
+  marked@17.0.1:
+    resolution: {integrity: sha512-boeBdiS0ghpWcSwoNm/jJBwdpFaMnZWRzjA6SkUMYb40SVaN1x7mmfGKp0jvexGcx+7y2La5zRZsYFZI6Qpypg==}
+    engines: {node: '>= 20'}
+    hasBin: true
+
   math-intrinsics@1.1.0:
     resolution: {integrity: sha512-/IXtbwEk5HTPyEwyKX6hGkYXxM9nbj64B+ilVJnC/R6B0pH5G4V3b0pVbL7DBj4tkhBAppbQUlf6F6Xl9LHu1g==}
     engines: {node: '>= 0.4'}
@@ -4418,6 +4432,10 @@ snapshots:
   dom-accessibility-api@0.5.16:
     optional: true
 
+  dompurify@3.3.1:
+    optionalDependencies:
+      '@types/trusted-types': 2.0.7
+
   dotenv@17.2.3: {}
 
   dunder-proto@1.0.1:
@@ -5032,6 +5050,8 @@ snapshots:
 
   marked@16.4.2: {}
 
+  marked@17.0.1: {}
+
   math-intrinsics@1.1.0: {}
 
   mdurl@2.0.0: {}