feat: bump minimum go version to go1.20

Ayman Bagabas created

Soft Serve already uses symbols introduced in go1.20

Fixes: https://github.com/charmbracelet/soft-serve/issues/293

Change summary

go.mod | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

Detailed changes

go.mod 🔗

@@ -1,6 +1,6 @@
 module github.com/charmbracelet/soft-serve
 
-go 1.18
+go 1.20
 
 require (
 	github.com/alecthomas/chroma v0.10.0