Ajout du TP n°4

TP4/meme-app/backend/Dockerfile

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+FROM python:3.9-slim
+WORKDIR /app
+COPY requirements.txt .
+RUN pip install -r requirements.txt
+COPY . .
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "8000"]

TP4/meme-app/backend/app.py

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+from fastapi import FastAPI
+from pymongo import MongoClient
+from fastapi.middleware.cors import CORSMiddleware
+
+app = FastAPI()
+
+# Juste après la déclaration FastAPI()
+# Ajouter le middleware CORS
+origins = [
+    "http://localhost",
+    "http://localhost:80",
+    "http://frontend",
+    "http://frontend:80"
+]
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=origins,  # Liste des origines autorisées
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# MongoDB connection
+client = MongoClient("mongodb://mongodb:27017/")
+db = client.memes_db
+
+@app.get("/memes")
+def get_memes():
+    memes = list(db.memes.find({}, {"_id": 0}))
+    return {"memes": memes}
+
+@app.post("/memes")
+def create_meme(title: str, url: str):
+    meme = {"title": title, "url": url}
+    db.memes.insert_one(meme)
+    return {"message": "Meme added successfully"}

TP4/meme-app/backend/requirements.txt

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+fastapi==0.68.0
+uvicorn[standard]==0.15.0
+python-multipart
+pymongo==3.12.0
+websockets==10.0