fix: docker FastAPI deploy

Dockerfile

@@ -1,8 +1,13 @@
 FROM python:3.11-slim
 
 WORKDIR /app
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+
 COPY requirements.txt /app/requirements.txt
 RUN pip install --no-cache-dir -r /app/requirements.txt
 
 COPY . /app
+
+EXPOSE 7860
 CMD ["python", "-u", "app.py"]

README.md

@@ -1,6 +1,6 @@
 ---
 title: PDF Trainer API
-emoji: 📄
+emoji: 📡
 colorFrom: blue
 colorTo: purple
 sdk: docker
@@ -8,4 +8,4 @@ app_file: app.py
 pinned: false
 ---
 
-PDF Trainer API.
+FastAPI service for PDF Trainer (pdf upload/download + send-config + notify-unknown).

app.py

@@ -2,5 +2,6 @@ import os
 import uvicorn
 
 if __name__ == "__main__":
+    host = os.environ.get("HOST", "0.0.0.0")
     port = int(os.environ.get("PORT", "7860"))
-    uvicorn.run("backend.api:app", host="0.0.0.0", port=port)
+    uvicorn.run("backend.api:app", host=host, port=port)

requirements.txt

@@ -1,21 +1,13 @@
-# Google / Gmail
-google-api-python-client==2.111.0
-google-auth==2.27.0
-google-auth-oauthlib==1.2.0
-
-# OpenAI
-openai==1.12.0
-
-# PDF -> image
-PyMuPDF==1.23.26
-Pillow==10.2.0
-
-# Utilities
-python-dotenv==1.0.1
-requests==2.31.0
-
-fastapi==0.115.6
-uvicorn==0.30.6
-fastapi>=0.110
-uvicorn[standard]>=0.29
-python-multipart>=0.0.9
+fastapi>=0.110.0
+uvicorn[standard]>=0.29.0
+python-dotenv>=1.0.0
+
+google-api-python-client>=2.0.0
+google-auth>=2.0.0
+google-auth-oauthlib>=1.0.0
+google-auth-httplib2>=0.2.0
+
+pydantic>=2.0.0
+requests>=2.0.0
+Pillow>=10.0.0
+openai>=1.0.0