* Add ServiceUser field to Config struct for user specification.
* Update Generate and Install functions to accept service user.
* Modify tests to reflect changes in service user handling.
* Enhance the editor selection to check for nvim and nano before defaulting to vi.
* Return an error if no suitable editor is found.
fix(cmd): track unchanged units in syncup command
* Add tracking for unchanged units during syncup process.
* Update completion message to include count of unchanged units.
fix(runtime): change command type to slice in podman container
* Update command field in podmanContainer struct to be a slice of strings.
* Adjust ListRunning method to join command slice into a single string for output.
fix(ci): enhance release notes generation in workflow
* Collect commit messages since the last tag for release notes.
* Format release body to include detailed change log.
- config: add Prefix/Suffix fields to Config struct
- systemd: ServiceName/Generate/UnitPath/Install/Uninstall/Enable/Disable/Status all accept prefix+suffix
- runtime: fall back to short container ID (12 chars) when container has no name
- cmd: active, status, install all thread prefix/suffix from config
- systemd/generator_test.go: updated all calls + added TestGenerate_WithPrefixSuffix
- docs/generated-units.md: full examples of every unit type + ordering + naming
- README: updated config docs, prefix/suffix section, link to docs/
- systemd/generator.go: build .service file content from Unit
- systemd/manager.go: install/uninstall/enable/disable/status via systemctl
- cmd/install.go: write unit files, --dry-run flag, remove disabled units
- cmd/active.go: enable + start units in order
- cmd/status.go: summary table with name/runtime/user/enabled/installed/state
