release-2026.06.19.1

What's Changed

Other Changes

• [jiafenglu0623] Add prompt-injection Lockdown Mode watch by @dprat0821 in #177
• [dprat0821] Add June watch for open agent training environments by @dprat0821 in #182
• [dprat0821] Add an open-agent-environments reference note by @dprat0821 in #181
• [generalkim00] Refresh evaluation guidance for spec-driven agent evals by @dprat0821 in #174
• [gongxiaojing0825] Add a systems page for agent security and prompt injection by @dprat0821 in #178
• [generalkim00] Refresh local-agent execution boundaries by @dprat0821 in #175
• [jiafenglu0623] Add Claude regulated-industry delivery signal by @dprat0821 in #183
• Develop by @dprat0821 in #187

Full Changelog: release-2026.06.07.1...release-2026.06.19.1