Add zed: get merch command palette action (#60330)

Adds a `zed: get merch` command palette action that opens
https://merch.zed.dev/ in the system browser.

Just thought it'd be fun!

Release Notes:

- Added a `zed: get merch` action that opens the Zed merch store.

crates/zed/src/zed.rs

@@ -101,12 +101,13 @@ use workspace::{
 };
 use workspace::{Pane, notifications::DetachAndPromptErr};
 use zed_actions::{
-    About, OpenAccountSettings, OpenBrowser, OpenDocs, OpenServerSettings, OpenSettingsFile,
-    OpenStatusPage, OpenZedUrl, Quit,
+    About, GetMerch, OpenAccountSettings, OpenBrowser, OpenDocs, OpenServerSettings,
+    OpenSettingsFile, OpenStatusPage, OpenZedUrl, Quit,
 };
 
 const DOCS_URL: &str = "https://zed.dev/docs/";
 const STATUS_URL: &str = "https://status.zed.dev";
+const MERCH_URL: &str = "https://merch.zed.dev/";
 
 pub struct CrashHandler(pub Arc<crashes::Client>);
 
@@ -887,6 +888,7 @@ fn register_actions(
     workspace
         .register_action(|_, _: &OpenDocs, _, cx| cx.open_url(DOCS_URL))
         .register_action(|_, _: &OpenStatusPage, _, cx| cx.open_url(STATUS_URL))
+        .register_action(|_, _: &GetMerch, _, cx| cx.open_url(MERCH_URL))
         .register_action(
             |workspace: &mut Workspace,
              _: &input_latency_ui::DumpInputLatencyHistogram,

crates/zed_actions/src/lib.rs

@@ -69,6 +69,8 @@ actions!(
         OpenLicenses,
         /// Opens the Zed status page.
         OpenStatusPage,
+        /// Opens the Zed merch store.
+        GetMerch,
         /// Opens the telemetry log.
         OpenTelemetryLog,
         /// Opens the performance profiler.