add: display home markdown

Dockerfile

@@ -1,20 +1,15 @@
 FROM python:3.12-slim
-
 ENV PYTHONDONTWRITEBYTECODE 1
 ENV PYTHONUNBUFFERED 1
-
 WORKDIR /app
-
 RUN apt-get update &&\
-    apt-get install -y \
-    default-mysql-client &&\
-    apt-get clean
-
-COPY requirements.txt /app/
-RUN pip install --no-cache-dir -r requirements.txt
+    apt-get install -y default-mysql-client &&\
+    apt-get clean &&\
+    rm -rf /var/lib/apt/lists/*
 
+COPY requirements.txt ./requirements.txt
+RUN pip install --no-cache-dir -r ./requirements.txt
 COPY . /app/
-
 EXPOSE 5000
+CMD ["python", "app.py"]
 
-CMD ["python", "app.py"]