v0.3.16

What's Changed

• docs: align E2E evidence provenance with release lineage by @metasession-dev in #416
• docs: align installer SRS release contracts by @metasession-dev in #417
• docs: align release and E2E guidance by @metasession-dev in #418
• release: promote develop to main by @metasession-dev in #419
• chore: bump all packages to 0.3.16 for release by @metasession-dev in #420

Full Changelog: v0.3.15...v0.3.16