feat: 支持 MCP 图片内联渲染

public/style.css

@@ -2821,6 +2821,50 @@ html[data-theme='wasteland'] .advanced-search-panel {
   min-width: 0;
   max-width: 100%;
 }
+.assistant-image {
+  margin: 8px 0 2px;
+  max-width: min(100%, 680px);
+}
+.assistant-image-button {
+  display: block;
+  width: 100%;
+  padding: 0;
+  overflow: hidden;
+  border: 1px solid var(--border-color);
+  border-radius: 8px;
+  background: var(--bg-secondary);
+  cursor: zoom-in;
+}
+.assistant-image-button:focus-visible {
+  outline: 2px solid var(--accent);
+  outline-offset: 2px;
+}
+.assistant-image img {
+  display: block;
+  width: 100%;
+  max-height: 520px;
+  object-fit: contain;
+}
+.assistant-image figcaption {
+  margin-top: 6px;
+  color: var(--text-secondary);
+  font-size: 12px;
+}
+.tool-call.ccweb-display-image-tool {
+  margin: 8px 0 2px;
+  padding: 0;
+  overflow: visible;
+  border: 0;
+  background: transparent;
+  box-shadow: none;
+}
+.ccweb-display-image-content {
+  padding: 0;
+  background: transparent;
+}
+.ccweb-display-image-content .msg-attachments {
+  margin-top: 0;
+}
 .msg-attachments {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(150px, 220px));