Templating

What's Changed

• Upgrade rstest-bdd to v0.1.0 and update tests/docs by @leynos in #33
• Observability across privileges, env, fs, worker, lifecycle by @leynos in #38
• Add sanitized debug logging for prepared settings (observability) by @leynos in #40
• Refactor worker serialization with serde and secrecy by @leynos in #41
• ADR 001: add pglite-oxide backend (opt-in) by @leynos in #42
• Database templates by @leynos in #43
• Build errors by @leynos in #44
• Separate users guide and developers guide by @leynos in #45

Full Changelog: v0.1.0...v0.2.0