Phelix v1.1.3

What changed

• perf(builder): single cached project scan for detection, validation and build#31
• perf(builder): cache the toolchain version probe#32
• perf(matrix): journal run state instead of rewriting history#33
• fix(matrix): stop forcing Docker builds for suffixed Go toolchain versions#34
• perf(deploy,port): one-pass prune + held build port#35
• fix(build): stop a failed build from burning the app name#36
• fix(build): compile the right Go package, and release the held port before docker deploy#37
• fix(build): serialise the classic build path and make state writes race-safe#38

This is a patch release: no documented behavior changed, so the the documentation still applies.