data timeout fixes; research agent improvements

web/src/components/ChatPanel.vue

@@ -634,6 +634,23 @@ const injectShadowStyles = () => {
   }
 }
 
+const updateShadowStopOverride = (enabled: boolean) => {
+  const chatEl = document.querySelector('vue-advanced-chat')
+  if (!chatEl?.shadowRoot) return
+  chatEl.shadowRoot.querySelector('#vac-stop-override')?.remove()
+  if (enabled) {
+    const style = document.createElement('style')
+    style.id = 'vac-stop-override'
+    style.textContent = `
+      .vac-send-disabled {
+        pointer-events: auto !important;
+        cursor: pointer !important;
+      }
+    `
+    chatEl.shadowRoot.appendChild(style)
+  }
+}
+
 watch(() => channelStore.isReady, async (ready) => {
   if (!ready) return
   await nextTick()
@@ -644,6 +661,10 @@ watch(() => channelStore.isReady, async (ready) => {
   }, 100)
 })
 
+watch(isAgentProcessing, (val) => {
+  updateShadowStopOverride(val)
+})
+
 onUnmounted(() => {
   wsManager.removeHandler(handleMessage)
 })
@@ -711,6 +732,7 @@ onUnmounted(() => {
         @mousedown="isStopPressed = true"
         @mouseup="isStopPressed = false"
         :style="{
+          pointerEvents: 'auto',
           display: 'flex',
           alignItems: 'center',
           justifyContent: 'center',