Updated ReadME

Author: Dreipfelt

1_README.md

@@ -1,24 +1,49 @@
 # oasis/models/crime_predictor/Dockerfile
-# Stage 1: Training
+
+# ── Stage 1: Training ──────────────────────────
 FROM python:3.11-slim AS trainer
 
+LABEL stage="training"
+
 WORKDIR /app
 COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
+RUN pip install --no-cache-dir --upgrade pip \
+    && pip install --no-cache-dir -r requirements.txt
 
 COPY . .
+
 ARG DATA_URL
 RUN python train.py --data-url ${DATA_URL}
 
-# Stage 2: Production (minimal)
+# ── Stage 2: Production (minimal) ─────────────
 FROM python:3.11-slim AS production
 
+LABEL maintainer="Dreipfelt" \
+      project="OASIS Security" \
+      version="1.0" \
+      description="Crime predictor inference API — CDSD Project"
+
+# Utilisateur non-root (sécurité)
+RUN adduser --disabled-password --gecos "" appuser
+
 WORKDIR /app
+
+# Dépendances de serving uniquement (pas sklearn, statsmodels, etc.)
+COPY requirements-serving.txt .
+RUN pip install --no-cache-dir --upgrade pip \
+    && pip install --no-cache-dir -r requirements-serving.txt
+
+# Artefact ML depuis le stage trainer
 COPY --from=trainer /app/models/crime_predictor.pkl ./models/
-COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
 
+# Code applicatif
 COPY predict.py model.py config.yaml ./
+
+USER appuser
+
 EXPOSE 8000
 
+HEALTHCHECK --interval=30s --timeout=10s --start-period=10s --retries=3 \
+    CMD curl -f http://localhost:8000/health || exit 1
+
 CMD ["uvicorn", "predict:app", "--host", "0.0.0.0", "--port", "8000"]