fix: register zsh completion for webmux (#102)

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>

Author: centdix

bin/src/completions.test.ts

@@ -116,7 +116,10 @@ describe("runCompletionCommand", () => {
     const spy = spyOn(console, "log").mockImplementation(() => {});
     const code = runCompletionCommand(["zsh"]);
     expect(code).toBe(0);
-    expect(spy).toHaveBeenCalledWith(expect.stringContaining("#compdef webmux"));
+    const output = spy.mock.calls[0]?.[0];
+    expect(output).toContain("#compdef webmux");
+    expect(output).toContain("compdef _webmux webmux");
+    expect(output).not.toContain('_webmux "$@"');
     spy.mockRestore();
   });
 

bin/src/completions.ts

@@ -167,7 +167,7 @@ _webmux() {
   esac
 }
 
-_webmux "$@"`;
+compdef _webmux webmux`;
 
 const BASH_SCRIPT = `_webmux() {
   local cur prev