fix google credenations

Dockerfile

@@ -1,13 +1,18 @@
 # ------------------------------------------------------------
-# Effici EPC Energy Prediction API
+# Effici EPC Energy Prediction API (HF Spaces / Docker safe)
 # ------------------------------------------------------------
 FROM python:3.12-slim
 
-# Prevent Python from writing .pyc files
+# ------------------------------------------------------------
+# Python runtime hygiene
+# ------------------------------------------------------------
 ENV PYTHONDONTWRITEBYTECODE=1
 ENV PYTHONUNBUFFERED=1
+ENV PORT=8000
 
-# Set working directory
+# ------------------------------------------------------------
+# Working directory
+# ------------------------------------------------------------
 WORKDIR /app
 
 # ------------------------------------------------------------
@@ -19,33 +24,48 @@ RUN apt-get update && apt-get install -y \
     && rm -rf /var/lib/apt/lists/*
 
 # ------------------------------------------------------------
-# Install Python dependencies
+# Python dependencies
 # ------------------------------------------------------------
 COPY requirements.txt .
 RUN pip install --no-cache-dir --upgrade pip \
     && pip install --no-cache-dir -r requirements.txt
 
 # ------------------------------------------------------------
-# Copy application code
+# Application code
 # ------------------------------------------------------------
 COPY app ./app
 COPY src ./src
 
-# Optional: copy .env for local docker testing
-# (Do NOT do this in production images)
-# COPY .env .
-
 # ------------------------------------------------------------
-# Environment variables (runtime configurable)
+# Credential bootstrap + server start
 # ------------------------------------------------------------
-ENV PORT=8000
+RUN printf '%s\n' \
+  '#!/bin/sh' \
+  'set -e' \
+  '' \
+  'echo "🚀 Starting Effici API"' \
+  '' \
+  '# -------------------------------' \
+  '# GCP credentials bootstrap' \
+  '# -------------------------------' \
+  'if [ -n "$GOOGLE_APPLICATION_CREDENTIALS_JSON" ]; then' \
+  '  echo "$GOOGLE_APPLICATION_CREDENTIALS_JSON" > /tmp/gcp-creds.json' \
+  '  export GOOGLE_APPLICATION_CREDENTIALS=/tmp/gcp-creds.json' \
+  '  export CLOUDSDK_AUTH_CREDENTIAL_FILE_OVERRIDE=/tmp/gcp-creds.json' \
+  '  echo "✅ GCP credentials written to /tmp/gcp-creds.json"' \
+  'else' \
+  '  echo "⚠️ GOOGLE_APPLICATION_CREDENTIALS_JSON not set"' \
+  'fi' \
+  '' \
+  'exec uvicorn app.main:app --host 0.0.0.0 --port ${PORT}' \
+  > /app/start.sh && chmod +x /app/start.sh
 
 # ------------------------------------------------------------
-# Expose port
+# Expose API port
 # ------------------------------------------------------------
 EXPOSE 8000
 
 # ------------------------------------------------------------
-# Start FastAPI
+# Launch
 # ------------------------------------------------------------
-CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]
+CMD ["/app/start.sh"]