Interesting tool based on blocks to tag any document for photos you own. With app to allow access from any device. Blocks contains tags and links between them to organize all like a heap.
I haven’t installed the self-hosted version yet to see how it can interact with an existing Obsidian vault. Next step.
Site: https://heaper.de/
oh! I don’t know how nix containers work, but I would be looking into creating a shared network between the containers, that is not the normal network.