Apply Solomon comments on universe.dagger.io/go

- Improve #Container with a better docker.#Run integration
- Supports concurrency caching in #Container
- Simplify code maintainability and readability
- Simplify binary export in #Build
- Support multi binary building
- External #Version management

Signed-off-by: Vasek - Tom C <tom.chauveau@epitech.eu>

pkg/universe.dagger.io/go/image.cue

@@ -4,9 +4,12 @@ import (
 	"universe.dagger.io/docker"
 )
 
+// Go image default version
+#DefaultVersion: "1.16"
+
 // Build a go base image
 #Image: {
-	version: *"1.16" | string
+	version: *#DefaultVersion | string
 
 	packages: [pkgName=string]: version: string | *""