Add hermes/opencode/ollama AI tooling, changelog-sync docs tooling, and properties.yml gitignore automation - #20

Failed to save: Unable to reserve cache with key setup-uv-2-x86_64-unknown-linux-gnu-ubuntu-24.04-3.14-pruned-65960a37bb119110e5dfc7d65cda40989dc278ddab442abc05998fc1ccb8ea58, another job may be creating this cache.