add empty chat endpoint

apps/chat/src/context.ts

@@ -0,0 +1,14 @@
+import type { HonoApp } from '@repo/hono-helpers'
+import type { SharedHonoEnv, SharedHonoVariables } from '@repo/hono-helpers/src/types'
+
+export type Env = SharedHonoEnv & {
+	// add additional Bindings here
+}
+
+/** Variables can be extended */
+export type Variables = SharedHonoVariables
+
+export interface App extends HonoApp {
+	Bindings: Env
+	Variables: Variables
+}