fix: another dockerfile fix

Dockerfile

@@ -1,29 +1,39 @@
 FROM python:3.11-slim
 
-# Install system dependencies
+# 1. Install system dependencies for Levenshtein/thefuzz
 RUN apt-get update && apt-get install -y --no-install-recommends \
     build-essential \
     && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app
 
-# 1. Copy pyproject.toml AND the source code first
-# Pip needs the 'src' directory to exist to complete the installation
-COPY apps/api/pyproject.toml /app/pyproject.toml
-COPY apps/api/src /app/src
-RUN touch /app/README.md
-
-# 2. Install dependencies (now it will find /app/src)
-RUN python -m pip install --no-cache-dir --upgrade pip \
-    && python -m pip install --no-cache-dir -e .
-
-# 3. Copy the remaining folders
-COPY apps/api/static /app/static
-COPY eval /app/eval
+# 2. Explicitly install dependencies FIRST.
+# This bypasses all pyproject.toml pathing issues.
+RUN pip install --no-cache-dir --upgrade pip && \
+    pip install --no-cache-dir \
+    "fastapi>=0.100.0" \
+    "uvicorn[standard]>=0.22.0" \
+    "pydantic>=2.0.0" \
+    "pydantic-settings>=2.0.0" \
+    "python-multipart>=0.0.6" \
+    "python-dateutil>=2.8.2" \
+    "thefuzz>=0.20.0" \
+    "python-Levenshtein>=0.23.0" \
+    "opik>=1.0.0" \
+    "openai>=1.0.0" \
+    "httpx>=0.24.1"
+
+# 3. Copy your folders into a FLAT structure inside /app
+# We take the content of apps/api/src and put it in /app/src
+COPY apps/api/src ./src
+COPY apps/api/static ./static
+COPY eval ./eval
 
 # 4. Set PYTHONPATH
+# We tell Python that our code is in /app/src and our validators are in /app
 ENV PYTHONPATH=/app:/app/src
 
 EXPOSE 10000
 
+# 5. Start the app using the flat path
 CMD ["uvicorn", "planproof_api.main:app", "--host", "0.0.0.0", "--port", "10000"]