add more architectures for linux build process

equivalent to 7d665fa1f4/helpers/build-release-binaries/main.go

build/build.go

@@ -19,7 +19,7 @@ var DIR, _ = filepath.Abs("./dist")
 var targets = map[string][]string{
 	"darwin":  {"amd64", "arm64"},
 	"freebsd": {"386", "amd64", "arm"},
-	"linux":   {"386", "amd64", "arm", "arm64"},
+	"linux":   {"386", "amd64", "arm", "arm64", "ppc64le", "mips", "mipsle", "mips64", "mips64le"},
 	"netbsd":  {"386", "amd64"},
 	"openbsd": {"386", "amd64"},
 }