A Personal Information System: Architecture and Implementation

(LLMs were used to help organize and translate this post) In my previous post, I described the principles guiding my personal information system: security, privacy, simplicity, efficiency, sovereignty, portability and longevity. This time, I want to get more concrete and explain how these principles translate into an actual implementation. The goal is not to build a sophisticated infrastructure, but to create a system I can understand, control, maintain and recover, without depending excessively on external services. Three endpoints, clearly defined roles The architecture relies on three endpoints: my laptop, a Raspberry Pi at home and my mobile phone. The laptop: the authoritative archive My main computer is a Lenovo ThinkPad T14 Gen 4 running Alpine Linux, with Sway on Wayland. It serves as my daily workstation and the authoritative repository for my personal information. Documents, personal records, professional files, photographs, music, archives and scripts all live on its…