build python version rag-flow (#21)

* clean rust version project

* clean rust version project

* build python version rag-flow

python/Dockerfile

@@ -0,0 +1,29 @@
+FROM ubuntu:22.04 as base
+
+RUN apt-get update 
+
+ENV TZ="Asia/Taipei"
+RUN apt-get install -yq  \
+    build-essential \
+    curl \
+    libncursesw5-dev \
+    libssl-dev \
+    libsqlite3-dev \
+    libgdbm-dev \
+    libc6-dev \
+    libbz2-dev \
+    software-properties-common \
+    python3.11 python3.11-dev python3-pip
+
+RUN apt-get install -yq  git
+RUN pip3 config set global.index-url https://mirror.baidu.com/pypi/simple
+RUN pip3 config set global.trusted-host mirror.baidu.com
+RUN pip3 install --upgrade pip
+RUN pip3 install torch==2.0.1 
+RUN pip3 install torch-model-archiver==0.8.2
+RUN pip3 install torchvision==0.15.2
+COPY requirements.txt .
+
+WORKDIR /docgpt
+ENV PYTHONPATH=/docgpt/
+