chore(main): release 0.78.0

[zarf-release-please]

🤖 I have created a release beep boop

0.78.0 (2026-06-08)

⚠ BREAKING CHANGES

• values: support state built-ins (#4957)
• values: support schema merge on imports (#4951)

Features

• init: add init agent for the agent to only mutate labeled resources (#4937) (4dcc4ae)
• values: support schema merge on imports (#4951) (9c79597)
• values: support state built-ins (#4957) (5105843)

Bug Fixes

• tools,wait: handle context propagation for networking calls (#4925) (42dba94)

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