Containerise backend

backend/Dockerfile

@@ -0,0 +1,8 @@
+FROM python:3.11
+
+WORKDIR /app
+
+COPY . /app
+
+RUN pip install -r requirements.txt
+

backend/README.md

@@ -29,3 +29,9 @@
 ## Delete DB
 
 `python3 delete_db.py`
+
+## Deployment
+
+```
+docker compose up --build
+```

backend/docker-compose.yml

@@ -0,0 +1,19 @@
+version: '3'
+
+services:
+  chroma:
+    image: chromadb/chroma
+    ports:
+      - 8000:8000
+    volumes:
+      - /tmp/rando_data:/chroma/chroma
+
+  web:
+    build: .
+    command: sh -c "sleep 10 && uvicorn main:app --reload --port=8080 --host=0.0.0.0"
+    env_file:
+      - .env
+    ports:
+      - 8080:8080
+    depends_on:
+      - chroma

backend/main.py

@@ -8,8 +8,7 @@
 # Initialize FastAPI app
 app = FastAPI()
 
-# In-memory database
-client = chromadb.PersistentClient(path="/tmp")
+client = chromadb.HttpClient(host="chroma", port = 8000)
 collection = client.get_or_create_collection(name="messages")
 
 # Initialize the custom logger