feat(DEV-2781): Notify Not Running in a Git Repo

cmd/cmd_utils.go

@@ -19,6 +19,7 @@ import (
 	"github.com/cloudposse/atmos/pkg/ui/theme"
 	u "github.com/cloudposse/atmos/pkg/utils"
 	"github.com/cloudposse/atmos/pkg/version"
+	"github.com/go-git/go-git/v5"
 )
 
 // ValidateConfig holds configuration options for Atmos validation.
@@ -607,3 +608,33 @@ func getConfigAndStacksInfo(commandName string, cmd *cobra.Command, args []strin
 	}
 	return info
 }
+
+// isGitRepository checks if the current directory is within a git repository
+func isGitRepository() bool {
+	// Create a new repository instance pointing to the current directory
+	_, err := git.PlainOpenWithOptions(".", &git.PlainOpenOptions{
+		DetectDotGit: true,
+	})
+
+	if err != nil {
+		if err != git.ErrRepositoryNotExists {
+			u.LogTrace(atmosConfig, fmt.Sprintf("git check failed: %v", err))
+		}
+		return false
+	}
+
+	return true
+}
+
+// checkGitAndEnvVars checks if we're in a git repo and if required env vars are set
+func checkGitAndEnvVars() {
+	// Skip check if either env var is set
+	if os.Getenv("ATMOS_BASE_PATH") != "" || os.Getenv("ATMOS_CLI_CONFIG_PATH") != "" {
+		return
+	}
+
+	// Check if we're in a git repo
+	if !isGitRepository() {
+		u.LogWarning(atmosConfig, "You're not inside a git repository. Atmos feels lonely outside - bring it home!")
+	}
+}

cmd/root.go

@@ -109,6 +109,10 @@ func Execute() error {
 			u.LogErrorAndExit(schema.AtmosConfiguration{}, initErr)
 		}
 	}
+
+	// Check if we're in a git repo and report a warning if not
+	checkGitAndEnvVars()
+
 	var err error
 	// If CLI configuration was found, process its custom commands and command aliases
 	if initErr == nil {