v3.3.4

• chore: release 3.3.4 (#1495) @ninadbstack
• ci(security): harden workflow_dispatch CLI-from-git path (PER-8705 / F-004) (#1478) @Shivanshu-07
• security: validate Percy server address + harden CI (PER-8704/8705/8707) (#1458) @Shivanshu-07

🐛 Bug Fixes

• fix: publish _iframe_shim.js so 3.3.x loads on a clean install (#1494) @ninadbstack