const bytesAvailable = totalBytes - offset;
Thus, there’s the /usr/etc folder containing the immutable version of configuration files, and /etc which is the mutable directory. If I modify a file in /etc and ask OSTree to compare with the new version, it will show me the differences and preserve my local modifications.
，更多细节参见夫子
Step 2: Route on the Abstract Graph (The "Highway" Part):
You can choose from various pre-trained templates to create your content. This can save you a lot of time since you don’t have to spend time designing your templates or starting entirely from scratch.