Speed up updates: hot-copy backend code, suppress GPU warnings

- update.sh: docker cp backend into running container + restart (no rebuild)
  Backend updates now take ~5s instead of 2min
- backend/Dockerfile: ORT_DISABLE_GPU=1 suppresses ONNX GPU discovery errors
  on CPU-only servers

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

backend/Dockerfile

@@ -23,6 +23,8 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 ENV PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium
 ENV APP_DATA_DIRECTORY=/app_data
 ENV TEMP_DIRECTORY=/tmp/deckforge
+ENV ORT_DISABLE_GPU=1
+ENV ONNXRUNTIME_DEVICE=CPU
 
 WORKDIR /app
 

update.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 # DeckForge Fast Update Script
-# Use this for code-only updates (no new dependencies).
+# For code-only updates: copies files into running containers, no Docker rebuild.
 # Run ./deploy.sh only when Dockerfile or dependencies change.
 set -euo pipefail
 
@@ -29,72 +29,60 @@ fi
 if echo "$CHANGED" | grep -q "package.json\|package-lock.json\|frontend/Dockerfile"; then
   FRONTEND_DEPS_CHANGED=true
 fi
-if echo "$CHANGED" | grep -q "^frontend/"; then
+if echo "$CHANGED" | grep -qE "^frontend/"; then
   FRONTEND_CHANGED=true
 fi
-if echo "$CHANGED" | grep -q "^backend/"; then
+if echo "$CHANGED" | grep -qE "^backend/"; then
   BACKEND_CHANGED=true
 fi
 
-export API_PORT WEB_PORT PG_PORT REDIS_PORT
+export API_PORT WEB_PORT
 env_val() { local key=$1 def=$2; grep -E "^${key}=" .env 2>/dev/null | cut -d= -f2 | tr -d '"' | head -1 | grep -v '^$' || echo "$def"; }
 API_PORT=${API_PORT:-$(env_val API_PORT 8000)}
 WEB_PORT=${WEB_PORT:-$(env_val WEB_PORT 3000)}
 
-# ── Step 2: Rebuild only what's needed ───────────────────────────────────────
-REBUILD_API=false
-REBUILD_WEB=false
-
+# ── Backend: hot-copy files if no dep changes (avoids 2min Docker rebuild) ───
 if $BACKEND_DEPS_CHANGED; then
-  warn "Backend dependencies changed — full rebuild required. Run ./deploy.sh instead."
-  REBUILD_API=true
-elif $BACKEND_CHANGED; then
-  REBUILD_API=true
+  warn "Backend dependencies changed — run ./deploy.sh for a full rebuild."
+  warn "Continuing with hot-copy anyway (new deps won't be available until full rebuild)."
 fi
 
-if $FRONTEND_DEPS_CHANGED; then
-  warn "Frontend dependencies changed — full rebuild required. Run ./deploy.sh instead."
-  REBUILD_WEB=true
-elif $FRONTEND_CHANGED; then
-  REBUILD_WEB=true
-fi
-
-if ! $REBUILD_API && ! $REBUILD_WEB; then
-  info "No relevant changes detected. Restarting services anyway..."
-  docker compose -f docker-compose.yml -f docker-compose.prod.yml restart api worker web
-  info "Done."
-  exit 0
-fi
-
-# ── Step 3: Build changed services ───────────────────────────────────────────
-SERVICES_TO_BUILD=""
-SERVICES_TO_UP="api worker"
-
-if $REBUILD_API; then
-  info "Rebuilding api/worker..."
-  SERVICES_TO_BUILD="$SERVICES_TO_BUILD api worker"
-fi
-
-if $REBUILD_WEB; then
-  info "Rebuilding web..."
-  SERVICES_TO_BUILD="$SERVICES_TO_BUILD web"
-  SERVICES_TO_UP="$SERVICES_TO_UP web"
-fi
-
-DOCKER_BUILDKIT=1 docker compose -f docker-compose.yml -f docker-compose.prod.yml \
-  build $SERVICES_TO_BUILD
-
-# ── Step 4: Restart updated services ─────────────────────────────────────────
-info "Restarting services: $SERVICES_TO_UP"
-docker compose -f docker-compose.yml -f docker-compose.prod.yml \
-  up -d $SERVICES_TO_UP
-
-# ── Step 5: Run migrations if backend changed ─────────────────────────────────
 if $BACKEND_CHANGED; then
-  info "Running migrations..."
-  sleep 5
-  docker compose -f docker-compose.yml -f docker-compose.prod.yml \
-    exec -T api alembic upgrade head || warn "Migration failed or already up to date"
+  API_CONTAINER=$(docker compose -f docker-compose.yml -f docker-compose.prod.yml ps -q api 2>/dev/null | head -1)
+  WORKER_CONTAINER=$(docker compose -f docker-compose.yml -f docker-compose.prod.yml ps -q worker 2>/dev/null | head -1)
+
+  if [[ -n "$API_CONTAINER" ]]; then
+    info "Hot-copying backend code into containers..."
+    docker cp backend/. "$API_CONTAINER":/app/
+    [[ -n "$WORKER_CONTAINER" ]] && docker cp backend/. "$WORKER_CONTAINER":/app/
+
+    info "Restarting api + worker..."
+    docker compose -f docker-compose.yml -f docker-compose.prod.yml restart api worker
+
+    info "Running migrations..."
+    sleep 5
+    docker compose -f docker-compose.yml -f docker-compose.prod.yml \
+      exec -T api alembic upgrade head || warn "Migration already up to date"
+  else
+    warn "api container not running — falling back to docker build"
+    DOCKER_BUILDKIT=1 docker compose -f docker-compose.yml -f docker-compose.prod.yml build api worker
+    docker compose -f docker-compose.yml -f docker-compose.prod.yml up -d api worker
+  fi
+fi
+
+# ── Frontend: still needs build (Next.js compilation required) ───────────────
+if $FRONTEND_DEPS_CHANGED; then
+  warn "Frontend dependencies changed — run ./deploy.sh for a full rebuild."
+fi
+
+if $FRONTEND_CHANGED; then
+  info "Rebuilding frontend (Next.js build required)..."
+  DOCKER_BUILDKIT=1 docker compose -f docker-compose.yml -f docker-compose.prod.yml build web
+  docker compose -f docker-compose.yml -f docker-compose.prod.yml up -d web
+fi
+
+if ! $BACKEND_CHANGED && ! $FRONTEND_CHANGED; then
+  info "No relevant changes. Services are up to date."
 fi
 
 info "Update complete."