Add UI to trips

drb-frontend/lib/c2api.ts

@@ -146,6 +146,21 @@ export const c2api = {
     request<import("@/lib/types").TripEvent>(`/trips/${tripId}/events`, { method: "POST", body: JSON.stringify(body) }),
   deleteTripEvent: (tripId: string, eventId: string) =>
     request(`/trips/${tripId}/events/${eventId}`, { method: "DELETE" }),
+  tripChat: (tripId: string, message: string, history: { role: string; content: string }[]) =>
+    request<{ reply: string; suggestions: import("@/lib/types").TripEvent[] }>(
+      `/trips/${tripId}/chat`,
+      { method: "POST", body: JSON.stringify({ message, history }) }
+    ),
+
+  // Places
+  searchPlaces: (query: string, near: string) =>
+    request<import("@/lib/types").PlaceResult[]>(
+      `/places/search?${new URLSearchParams({ query, near }).toString()}`
+    ),
+  getDirections: (origin: string, destination: string) =>
+    request<{ duration_text: string | null; duration_seconds: number | null; distance_text: string | null }>(
+      `/places/directions?${new URLSearchParams({ origin, destination }).toString()}`
+    ),
 
   // Per-system AI flag overrides
   setSystemAiFlags: (systemId: string, flags: { stt_enabled?: boolean | null; correlation_enabled?: boolean | null }) =>