move obs connection logic into run() so we can exit early when running completion

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+# [0.18.0] - 2026-01-23
+
+### Added
+
+-   support for shell completion, see [Shell Completion](https://github.com/onyx-and-iris/gobs-cli?tab=readme-ov-file#shell-completion)
+
 # [0.17.0] - 2026-01-09
 
 ### Added

main.go

@@ -123,12 +123,7 @@ func main() {
 			}(),
 		})
 
-	client, err := connectObs(cli.ObsConfig)
+	ctx.FatalIfErrorf(run(ctx, cli.ObsConfig, cli.StyleConfig))
-	ctx.FatalIfErrorf(err)
-
-	ctx.Bind(newContext(client, os.Stdout, cli.StyleConfig))
-
-	ctx.FatalIfErrorf(run(ctx, client))
 }
 
 // connectObs creates a new OBS client and connects to the OBS WebSocket server.
@@ -145,8 +140,18 @@ func connectObs(cfg ObsConfig) (*goobs.Client, error) {
 }
 
 // run executes the command line interface.
-// It disconnects the OBS client after the command is executed.
+// It connects to the OBS WebSocket server and binds the context to the selected command.
-func run(ctx *kong.Context, client *goobs.Client) error {
+// It also handles the "completion" command separately to avoid unnecessary connections.
+func run(ctx *kong.Context, obsCfg ObsConfig, styleCfg StyleConfig) error {
+	if ctx.Selected().Name == "completion" {
+		return ctx.Run()
+	}
+
+	client, err := connectObs(obsCfg)
+	if err != nil {
+		return err
+	}
+
 	defer func() error {
 		if err := client.Disconnect(); err != nil {
 			return fmt.Errorf("failed to disconnect from OBS: %w", err)
@@ -154,5 +159,7 @@ func run(ctx *kong.Context, client *goobs.Client) error {
 		return nil
 	}()
 
+	ctx.Bind(newContext(client, os.Stdout, styleCfg))
+
 	return ctx.Run()
 }