fix: demo compose uses ../indeedhub path for source builds

IndeedHub builds from source instead of registry images. Clone the
indeedhub repo as a sibling directory:
  git clone https://git.tx1138.com/lfg2025/indeehub.git indeedhub

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

docker-compose.demo.yml

@@ -1,6 +1,11 @@
-# Archipelago Demo Stack - Mock backend + Vue UI + AIUI Chat
+# Archipelago Demo Stack - Mock backend + Vue UI + AIUI Chat + IndeedHub
 # Deploy via Portainer: Web editor -> paste this, or deploy from repo
-# Access at http://localhost:4848 (or your host:4848)
+# Access at http://localhost:4848 (Archipelago) and :7777 (IndeedHub)
+#
+# Setup:
+#   git clone https://git.tx1138.com/lfg2025/archy.git
+#   git clone https://git.tx1138.com/lfg2025/indeehub.git indeedhub
+#   cd archy && docker compose -f docker-compose.demo.yml up -d --build
 #
 # Required: Set ANTHROPIC_API_KEY in environment or .env file for chat to work
 # Optional: Chat will show fallback message if no key is set
@@ -44,7 +49,7 @@ services:
 
   indeedhub:
     build:
-      context: ../Indeedhub Prototype
+      context: ../indeedhub
       dockerfile: Dockerfile
       args:
         CACHEBUST: "33"
@@ -65,7 +70,7 @@ services:
 
   indeedhub-api:
     build:
-      context: ../Indeedhub Prototype/backend
+      context: ../indeedhub/backend
       dockerfile: Dockerfile
       args:
         CACHEBUST: "14"
@@ -171,7 +176,7 @@ services:
 
   indeedhub-ffmpeg-worker:
     build:
-      context: ../Indeedhub Prototype/backend
+      context: ../indeedhub/backend
       dockerfile: Dockerfile.ffmpeg
       args:
         CACHEBUST: "14"