feat(renderer): recipe & event card renderers (M10.4, M10.5)

- RecipeCard: ingredients checklist, numbered steps, scale slider
- EventCard: date chip, countdown timer, ICS download, Google Calendar
- Extract <recipe_ext> and <event_ext> tags from AI responses
- Both render inline in chat messages

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

packages/app/src/components/chat/ChatMessage.vue

@@ -184,6 +184,22 @@
         />
       </div>
 
+      <div v-if="inlineRecipes.length > 0" class="mt-3 space-y-2" @click.stop>
+        <RecipeCard
+          v-for="(recipe, i) in inlineRecipes"
+          :key="`recipe-${i}`"
+          :recipe="recipe"
+        />
+      </div>
+
+      <div v-if="inlineEvents.length > 0" class="mt-3 space-y-2" @click.stop>
+        <EventCard
+          v-for="(event, i) in inlineEvents"
+          :key="`event-${i}`"
+          :event="event"
+        />
+      </div>
+
       <div v-if="inlineNewsLinks.length > 0" class="mt-3 space-y-1" @click.stop>
         <NewsCard
           v-for="(link, i) in inlineNewsLinks"
@@ -325,6 +341,9 @@ import NewsCard from '@/components/content/NewsCard.vue'
 import NostrEmbed from '@/components/chat/NostrEmbed.vue'
 import CashuToken from '@/components/chat/CashuToken.vue'
 import { extractCashuTokens } from '@/utils/cashu'
+import { extractRecipes, extractEvents } from '@/composables/contentExtraction'
+import RecipeCard from '@/components/renderers/RecipeCard.vue'
+import EventCard from '@/components/renderers/EventCard.vue'
 
 const props = withDefaults(
   defineProps<{
@@ -417,6 +436,16 @@ const cashuTokens = computed(() => {
   return extractCashuTokens(props.message.content)
 })
 
+const inlineRecipes = computed(() => {
+  if (isUser.value) return []
+  return extractRecipes(props.message.content)
+})
+
+const inlineEvents = computed(() => {
+  if (isUser.value) return []
+  return extractEvents(props.message.content)
+})
+
 const isCodeResponse = computed(() =>
   !isUser.value && props.triggeringQuery.trim().toLowerCase() === '/code'
 )