fix: HF startup crash from set -u on unset DATABASE_URL in start.sh

README.md

@@ -4,6 +4,7 @@ emoji: 🏦
 colorFrom: blue
 colorTo: green
 sdk: docker
+app_port: 7860
 pinned: true
 license: mit
 short_description: AI-Native Fintech Platform with Real-Time Streaming

hf/start.sh

@@ -3,7 +3,7 @@
 # BankBot AI — Hugging Face Spaces startup script
 # Runs: DB init → optional seed → supervisord (nginx + fastapi + nextjs)
 # ============================================================
-set -euo pipefail
+set -e
 
 echo "============================================"
 echo " BankBot AI — Starting on Hugging Face"
@@ -15,9 +15,10 @@ export PYTHONUNBUFFERED=1
 
 # SQLite path inside the container (ephemeral but fine for HF demo)
 export SQLITE_PATH="${SQLITE_PATH:-/app/data/bankbot.db}"
+mkdir -p "$(dirname "$SQLITE_PATH")" 2>/dev/null || mkdir -p /app/data
 
 # If no DATABASE_URL set, force SQLite
-if [ -z "$DATABASE_URL" ]; then
+if [ -z "${DATABASE_URL:-}" ]; then
     echo "[INFO] No DATABASE_URL set — using SQLite at $SQLITE_PATH"
     export USE_SQLITE=true
     export DATABASE_URL="sqlite:///$SQLITE_PATH"
@@ -29,12 +30,12 @@ export OPENAI_API_KEY="${OPENAI_API_KEY:-}"
 export REDIS_URL="${REDIS_URL:-}"
 
 # If no Redis, the app auto-falls back to in-memory cache
-if [ -z "$REDIS_URL" ]; then
+if [ -z "${REDIS_URL:-}" ]; then
     echo "[INFO] No REDIS_URL set — using in-memory cache"
 fi
 
 # JWT secret fallback (not secure for production, but keeps HF demo working)
-if [ -z "$JWT_SECRET_KEY" ]; then
+if [ -z "${JWT_SECRET_KEY:-}" ]; then
     export JWT_SECRET_KEY="hf-demo-secret-$(date +%s)"
     echo "[WARN] JWT_SECRET_KEY not set — using ephemeral secret (set in HF Secrets for persistence)"
 fi
@@ -43,9 +44,9 @@ fi
 export BACKEND_CORS_ORIGINS='["http://localhost:7860","http://localhost:3000","https://*.hf.space","*"]'
 
 # ── Log which AI backend is active ───────────────────────────────────────────
-if [ -n "$OPENAI_API_KEY" ]; then
+if [ -n "${OPENAI_API_KEY:-}" ]; then
     echo "[INFO] AI backend: OpenAI (key detected)"
-elif [ -n "$GROQ_API_KEY" ]; then
+elif [ -n "${GROQ_API_KEY:-}" ]; then
     echo "[INFO] AI backend: Groq (key detected)"
 else
     echo "[WARN] No AI API key set — AI will use offline fallback. Set GROQ_API_KEY in HF Secrets for live AI."