On the Packagecloud blog, find the article that explains how to set up an APT repository. Once you've located it, identify the first three command-line steps or commands needed to initialize or configure the repository, including any GPG key generation or directory creation commands. List these commands in order.
Navigate to blog.packagecloud.io. Use the search bar to search for 'APT repository setup'. From the search results, click the link for the 'APT repository internals' article. Scroll through the 'APT repository internals' article to locate the section detailing how to create an APT repository with 'reprepro'. Identify and extract the first three distinct command-line steps or commands mentioned in this section for setting up the repository.
The agent successfully navigates to the 'APT repository internals' article. The agent identifies and lists the following three distinct commands or steps from the article, in order: 1. `gpg --gen-key` 2. `sudo apt-get install reprepro` 3. `mkdir -p ~/apt-repo/conf`