1.7.4

What's Changed

• add UI elements needed for lookup picker in custom mcp tools, add err… by @codyllord in #482
• add guard to interrupt saving mcp service if custom mcp tools are not… by @codyllord in #483
• Feature/add GitHub integration mcp by @codyllord in #484
• fix(loading-spinner): stuck spinner after rapid concurrent requests by @nicdavidson in #486
• test: UI testing framework — Jest regression specs + Playwright smoke harness by @nicdavidson in #487
• test(ui): nav data-testids + routerLink, discovery spec finds real bugs by @nicdavidson in #488
• Security: same-origin redirect validation by @nicdavidson in #481
• perf: event-script form opens instantly (services_only path + release sync) by @nicdavidson in #485

Full Changelog: 1.7.3...1.7.4