Make old project runnable on Go 1.27 with mise and READMEHEADmaster

- init go.mod (Go 1.27, progressbar/v3 v3.19.1) and fix import
- fix FMin returning max, remove deprecated RenderBlank, apply go fix range loops
- add mise.toml (go 1.27, tasks: build/run/check with go fix -diff/clean)
- add focused README and update .gitignore for build artifacts

1 files changed, 1 insertions, 1 deletions

diff --git a/utils.go b/utils.go
index a0d0e7c..a6c5619 100644
--- a/utils.go
+++ b/utils.go
@@ -4,7 +4,7 @@ import "math"
 
 // FMin return mins of floats
 func FMin(a float64, b float64) float64 {
-	if a >= b {
+	if a < b {
 		return a
 	}
 	return b