Always report components health in bootstrap

This is useful in case the `Kustomization` does not reconcile
successfully because for example the controller(s) are in a crash loop,
which is not visible in the resource itself.

Signed-off-by: Hidde Beydals <hello@hidde.co>

internal/bootstrap/git/git.go

@@ -47,5 +47,6 @@ type Git interface {
 	Commit(message Commit) (string, error)
 	Push(ctx context.Context) error
 	Status() (bool, error)
+	Head() (string, error)
 	Path() string
 }

internal/bootstrap/git/gogit/gogit.go

@@ -212,6 +212,17 @@ func (g *GoGit) Status() (bool, error) {
 	return status.IsClean(), nil
 }
 
+func (g *GoGit) Head() (string, error) {
+	if g.repository == nil {
+		return "", git.ErrNoGitRepository
+	}
+	head, err := g.repository.Head()
+	if err != nil {
+		return "", err
+	}
+	return head.Hash().String(), nil
+}
+
 func (g *GoGit) Path() string {
 	return g.path
 }