refactor(docker): shorten dockerfile

.docker/bot/Dockerfile

@@ -1,30 +1,27 @@
-FROM python:3.11-slim-bullseye AS builder
+FROM python:3.11-slim-bullseye AS base
 
 WORKDIR /app
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
     build-essential \
     && rm -rf /var/lib/apt/lists/*
 
+FROM base AS builder
+
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
-FROM python:3.11-slim-bullseye AS development
-
-WORKDIR /app
+FROM base AS development
 
-COPY --from=builder /usr/local/lib/python3.11/site-packages /usr/local/lib/python3.11/site-packages
 COPY --from=builder /usr/local/bin /usr/local/bin
+COPY --from=builder /usr/local/lib/python3.11/site-packages /usr/local/lib/python3.11/site-packages
 
 CMD ["python3", "main.py"]
 
+FROM base AS production
 
-FROM python:3.11-slim-bullseye AS production
-
-WORKDIR /app
-
-COPY --from=builder /usr/local/lib/python3.11/site-packages /usr/local/lib/python3.11/site-packages
 COPY --from=builder /usr/local/bin /usr/local/bin
+COPY --from=builder /usr/local/lib/python3.11/site-packages /usr/local/lib/python3.11/site-packages
 
 COPY . .
 

.docker/web/Dockerfile

@@ -1,49 +1,36 @@
-FROM python:3.11-slim-bullseye AS builder
+FROM python:3.11-slim-bullseye AS base
 
 WORKDIR /app
-
 RUN apt-get update && apt-get install -y --no-install-recommends \
     build-essential \
     && rm -rf /var/lib/apt/lists/*
 
+FROM base AS builder
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
-
-FROM python:3.11-slim-bullseye AS development
-
+FROM base AS development
 WORKDIR /app
-
 COPY --from=builder /usr/local/bin /usr/local/bin
 COPY --from=builder /usr/local/lib/python3.11/site-packages /usr/local/lib/python3.11/site-packages
-
-ENV FLASK_APP=app.py
-ENV FLASK_ENV=development
-ENV FLASK_RUN_PORT=5000
-ENV FLASK_RUN_HOST=0.0.0.0
-
+ENV FLASK_APP=app.py \
+    FLASK_ENV=development \
+    FLASK_RUN_PORT=5000 \
+    FLASK_RUN_HOST=0.0.0.0
 EXPOSE 5000
-
 CMD ["flask", "run"]
 
-
-FROM python:3.11-slim-bullseye AS gunicorn
+FROM base AS gunicorn
 RUN pip install --no-cache-dir gunicorn
 
-
-FROM python:3.11-slim-bullseye AS production
-
-WORKDIR /app
+FROM base AS production
 
 COPY --from=builder /usr/local/bin /usr/local/bin
-
-COPY --from=gunicorn /usr/local/lib/python3.11/site-packages /usr/local/lib/python3.11/site-packages
 COPY --from=builder /usr/local/lib/python3.11/site-packages /usr/local/lib/python3.11/site-packages
+COPY --from=gunicorn /usr/local/bin /usr/local/bin
+COPY --from=gunicorn /usr/local/lib/python3.11/site-packages /usr/local/lib/python3.11/site-packages
 
 COPY . .
-
 ENV GUNICORN_CMD_ARGS="--bind=0.0.0.0:5000 --workers=3"
-
 EXPOSE 5000
-
-CMD ["gunicorn", "app:app"]
+CMD ["gunicorn", "app:app"]