3.1.1

- closes #55: 'main' ssh key should be deleted corretly again

README.md

@@ -15,8 +15,8 @@ You can find sources and pre-compiled binaries [here](https://github.com/JonasPr
 
 ```bash
 # Download the binary (this example downloads the binary for linux amd64)
-$ wget https://github.com/JonasProgrammer/docker-machine-driver-hetzner/releases/download/3.1.0/docker-machine-driver-hetzner_3.1.0_linux_amd64.tar.gz
-$ tar -xvf docker-machine-driver-hetzner_3.1.0_linux_amd64.tar.gz
+$ wget https://github.com/JonasProgrammer/docker-machine-driver-hetzner/releases/download/3.1.1/docker-machine-driver-hetzner_3.1.1_linux_amd64.tar.gz
+$ tar -xvf docker-machine-driver-hetzner_3.1.1_linux_amd64.tar.gz
 
 # Make it executable and copy the binary in a directory accessible with your $PATH
 $ chmod +x docker-machine-driver-hetzner

driver.go

@@ -413,10 +413,6 @@ func (d *Driver) makeKey(name string, pubkey string) (*hcloud.SSHKey, error) {
 }
 
 func (d *Driver) destroyDanglingKeys() {
-	if !d.IsExistingKey {
-		d.KeyID = 0
-	}
-
 	for _, key := range d.danglingKeys {
 		if _, err := d.getClient().SSHKey.Delete(context.Background(), key); err != nil {
 			log.Errorf("could not delete ssh key: %v", err)