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sudo apt-get update

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sudo apt-get install apt-transport-https ca-certificates curl software-properties-common

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curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -

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sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"

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sudo apt-get update
sudo apt-get install docker-ce

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sudo docker run hello-world

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DockerfileÊÇÒ»¸ö´¿Îı¾Îļþ£¬ÆäÖаüÀ¨ÁËһϵÁеÄÖ¸ÁÓÃÓÚ×Ô¶¯»¯µØ¹¹½¨Docker¾µÏñ¡£ÏÂÃæÊÇÒ»¸ö¼òÆÓµÄDockerfileʾÀý£º

# »ùÓÚUbuntu¾µÏñ
FROM ubuntu:latest

# ×°ÖÃÓ¦ÓõÄÒÀÀµ°ü
RUN apt-get update && apt-get install -y 
    python3 
    python3-pip

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COPY app /app

# ÉèÖÃÊÂÇéĿ¼
WORKDIR /app

# ×°ÖÃÓ¦ÓõÄPythonÒÀÀµ°ü
RUN pip3 install -r requirements.txt

# ̻¶ӦÓõĶ˿Ú
EXPOSE 5000

# Æô¶¯Ó¦ÓÃ
CMD [ "python3", "app.py" ]

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sudo docker build -t myapp:latest .

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sudo docker run -d -p 5000:5000 myapp:latest

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sudo docker ps

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sudo docker stop <container ID>

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sudo docker start <container ID>

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sudo docker rm <container ID>

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sudo docker logs <container ID>

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