auto-git:

[add] src/AssistantMessageContent.jsx
 [add] src/appConfig.js
 [add] src/attachments.jsx
 [add] src/chatText.js
 [add] src/modelPicker.js

src/AssistantMessageContent.jsx

@@ -0,0 +1,80 @@
+import React from 'react'
+import { markdownToHTML } from './markdown'
+import { enrichOllamaErrorText, splitThinkBlocks } from './chatText'
+
+export default function AssistantMessageContent({ content, streamOutput, sources }) {
+  const displayContent = enrichOllamaErrorText(content || '')
+  const { think, answer } = splitThinkBlocks(displayContent)
+  const [open, setOpen] = React.useState(false)
+  const showThinkButton = !!think
+
+  return (
+    <div className="assistant-message">
+      {showThinkButton && (
+        <div className="assistant-thoughts">
+          <button
+            className="think-toggle"
+            onClick={() => setOpen(o => !o)}
+            aria-expanded={open ? 'true' : 'false'}
+            aria-controls="think-content"
+          >
+            <span className="think-toggle-icon" aria-hidden="true">
+              {open ? '▾' : '▸'}
+            </span>
+            Thoughts
+          </button>
+          {open && (
+            <div
+              id="think-content"
+              className="think-content"
+              dangerouslySetInnerHTML={{ __html: markdownToHTML(think) }}
+            />
+          )}
+        </div>
+      )}
+      <div
+        className="msg-content"
+        dangerouslySetInnerHTML={{ __html: markdownToHTML(answer || displayContent || '') }}
+      />
+      {Array.isArray(sources) && sources.length > 0 && (
+        <div className="msg-sources chips">
+          {sources.map((u, i) => {
+            let label = u
+            let isFile = false
+            try {
+              const parsed = new URL(u)
+              if (parsed.protocol === 'file:') {
+                isFile = true
+                const parts = parsed.pathname.split('/').filter(Boolean)
+                label = decodeURIComponent(parts[parts.length - 1] || u)
+              } else {
+                const host = parsed.hostname || u
+                label = host.replace(/^www\./i, '')
+              }
+            } catch {}
+            return (
+              <a
+                key={u + i}
+                className="chip"
+                href={u}
+                target="_blank"
+                rel="noreferrer"
+                title={u}
+                onClick={(event) => {
+                  if (!isFile) return
+                  event.preventDefault()
+                  try {
+                    const parsed = new URL(u)
+                    window.electronAPI?.openPath?.(decodeURIComponent(parsed.pathname))
+                  } catch {}
+                }}
+              >
+                {label}
+              </a>
+            )
+          })}
+        </div>
+      )}
+    </div>
+  )
+}