disable cgo in goreleaser and add version info as build flags

.goreleaser.yml

@@ -8,18 +8,26 @@ before:
     - go generate ./...
 builds:
   - env:
-      - CGO_ENABLED=1
+      - CGO_ENABLED=0
     goos:
+      - linux
       - darwin
     goarch:
+      - "386"
       - amd64
       - arm
       - arm64
+      - ppc64
+    goarm:
+      - "7"
     ignore:
-      - goos: linux
-        goarch: arm64
-      - goos: linux
+      - goos: windows
         goarch: arm
+    mod_timestamp: '{{ .CommitTimestamp }}'
+    flags:
+      - -trimpath
+    ldflags:
+      - -s -w -X main.version={{.Version}} -X main.commit={{.Commit}} -X main.date={{ .CommitDate }} -X main.builtBy=goreleaser
 archives:
   - replacements:
       darwin: Darwin

main.go

@@ -5,7 +5,7 @@ Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
 
-    http://www.apache.org/licenses/LICENSE-2.0
+	http://www.apache.org/licenses/LICENSE-2.0
 
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
@@ -16,10 +16,44 @@ limitations under the License.
 package main
 
 import (
+	"fmt"
 	"github.com/OpenSLO/slogen/cmd"
+	"runtime"
+	"runtime/debug"
+)
+
+// nolint: gochecknoglobals
+var (
+	version = "dev"
+	commit  = ""
+	date    = ""
+	builtBy = ""
 )
 
 func main() {
+
+	fmt.Printf("\nrunning version: %s\n\n-------------------\n\n",
+		buildVersion(version, commit, date, builtBy),
+	)
+
 	cmd.Execute()
+}
+
+func buildVersion(version, commit, date, builtBy string) string {
+	result := version
+	if commit != "" {
+		result = fmt.Sprintf("%s\ncommit: %s", result, commit)
+	}
+	if date != "" {
+		result = fmt.Sprintf("%s\nbuilt at: %s", result, date)
+	}
+	if builtBy != "" {
+		result = fmt.Sprintf("%s\nbuilt by: %s", result, builtBy)
+	}
+	result = fmt.Sprintf("%s\ngoos: %s\ngoarch: %s", result, runtime.GOOS, runtime.GOARCH)
+	if info, ok := debug.ReadBuildInfo(); ok && info.Main.Sum != "" {
+		result = fmt.Sprintf("%s\nmodule version: %s, checksum: %s", result, info.Main.Version, info.Main.Sum)
+	}
 
+	return result
 }