Allow multible Repos (#22)

close partialy #18

we still need to handle multible registry login

Reviewed-on: https://codeberg.org/woodpecker-plugins/plugin-docker-buildx/pulls/22

cmd/docker-buildx/config.go

@@ -189,7 +189,7 @@ func settingsFlags(settings *plugin.Settings) []cli.Flag {
 			Usage:       "enables compression og the build context using gzip",
 			Destination: &settings.Build.Compress,
 		},
-		&cli.StringFlag{
+		&cli.StringSliceFlag{
 			Name:        "repo",
 			EnvVars:     []string{"PLUGIN_REPO"},
 			Usage:       "sets repository name for the image",

docs.md

@@ -30,7 +30,7 @@ It will automatically generate buildkit configuration to use custom CA certifica
 | Settings Name             | Default           | Description
 | --------------------------| ----------------- | --------------------------------------------
 | `dry-run`                 | `false`           | disables docker push
-| `repo`                    | *none*            | sets repository name for the image
+| `repo`                    | *none*            | sets repository name for the image (can be a list)
 | `username`                | *none*            | sets username to authenticates with
 | `password`                | *none*            | sets password / token to authenticates with
 | `email`                   | *none*            | sets email address to authenticates with

plugin/docker.go

@@ -122,8 +122,10 @@ func commandBuild(build Build, dryrun bool) *exec.Cmd {
 		args = append(args, "--platform", strings.Join(build.Platforms.Value()[:], ","))
 	}
 
-	for _, arg := range build.Tags.Value() {
+	for _, tag := range build.Tags.Value() {
-		args = append(args, "-t", fmt.Sprintf("%s:%s", build.Repo, arg))
+		for _, repo := range build.Repo.Value() {
+			args = append(args, "-t", fmt.Sprintf("%s:%s", repo, tag))
+		}
 	}
 
 	for _, l := range build.Labels.Value() {

plugin/impl.go

@@ -60,7 +60,7 @@ type Build struct {
 	Pull       bool            // Docker build pull
 	CacheFrom  cli.StringSlice // Docker build cache-from
 	Compress   bool            // Docker build compress
-	Repo       string          // Docker build repository
+	Repo       cli.StringSlice // Docker build repository
 	NoCache    bool            // Docker build no-cache
 	AddHost    cli.StringSlice // Docker build add-host
 	Quiet      bool            // Docker build quiet