chore: 🔧 Dockerfile and docker-compose changes

Signed-off-by: Prashant Shahi <me@prashantshahi.dev>

Author: prashant-shahi

Dockerfile

@@ -1,18 +1,20 @@
-FROM alpine:3.7
+FROM python:3.9-alpine3.15
 
-MAINTAINER Prashant Shahi "coolboi567@gmail.com"
+LABEL MAINTAINER "Prashant Shahi <me@prashantshahi.dev>"
 
-COPY . /app
+RUN pip install --upgrade pip
 
-WORKDIR /app
+RUN adduser -D appuser
+USER appuser
+WORKDIR /home/appuser
 
-RUN apk add --no-cache bash git nginx uwsgi uwsgi-python py2-pip \
-	&& pip2 install --upgrade pip \
-	&& pip2 install -r requirements.txt \
-	&& rm -rf /var/cache/apk/*
+ENV PATH="/home/appuser/.local/bin:${PATH}"
 
-EXPOSE 5000
+COPY --chown=appuser:appuser requirements.txt requirements.txt
+RUN pip install --user -r requirements.txt
+
+COPY --chown=appuser:appuser . .
 
 ENTRYPOINT ["python"]
 
-CMD ["app.py"]
+CMD ["app.py"]

Dockerfile.multistage

@@ -0,0 +1,20 @@
+FROM --platform=$BUILDPLATFORM python:3.9-alpine3.15
+
+LABEL MAINTAINER "Prashant Shahi <me@prashantshahi.dev>"
+
+RUN pip install --upgrade pip
+
+RUN adduser -D appuser
+USER appuser
+WORKDIR /home/appuser
+
+ENV PATH="/home/appuser/.local/bin:${PATH}"
+
+COPY --chown=appuser:appuser requirements.txt requirements.txt
+RUN pip install --user -r requirements.txt
+
+COPY --chown=appuser:appuser . .
+
+ENTRYPOINT ["python"]
+
+CMD ["app.py"]

docker-compose.yaml

@@ -1,22 +1,21 @@
 version: "3.3"
 services:
   flaskapp:
-    build: .
-    image: my-flaskapp
+    image: coolboi567/todo-flaskapp:${DOCKER_TAG:-latest}
     ports:
       - 5000:5000
     container_name: flask-app
     environment:
       - APP_ENV=development
-      - PORT=80
+      - PORT=5000
       - MONGO_HOST=mongo
       - MONGO_PORT=27017
     networks:
       - my-net
     depends_on:
       - mongo
   mongo:
-    image: mvertes/alpine-mongo
+    image: mvertes/alpine-mongo:latest
     ports:
       - 27017:27017
     networks: