Discord community: role sync, announcements webhook, launcher invite

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01DjMbLQujBHunCCu5GpsHaT

launcher/src-tauri/src/commands.rs

@@ -211,6 +211,17 @@ pub async fn discord_connection(state: State<'_, AppState>) -> Res<serde_json::V
     response.json().await.map_err(err)
 }
 
+/// The community invite link and whether this account is linked.
+#[tauri::command]
+pub async fn discord_info(state: State<'_, AppState>) -> Res<serde_json::Value> {
+    let req = account_api(&state, reqwest::Method::GET, "/account/discord").await?;
+    let response = req.send().await.map_err(err)?;
+    if !response.status().is_success() {
+        return Err(accounts::panel_error(response).await.to_string());
+    }
+    response.json().await.map_err(err)
+}
+
 #[tauri::command]
 pub async fn discord_link_start(state: State<'_, AppState>) -> Res<serde_json::Value> {
     let req = account_api(&state, reqwest::Method::GET, "/auth/discord/start?kind=link").await?;

launcher/src-tauri/src/lib.rs

@@ -57,6 +57,7 @@ pub fn run() {
             commands::discord_sign_in_poll,
             commands::request_password_reset,
             commands::discord_connection,
+            commands::discord_info,
             commands::discord_link_start,
             commands::discord_unlink,
             commands::register_panel,

launcher/src/pages/Settings.svelte

@@ -17,9 +17,11 @@
   const serverAccount = $derived(activeAccount()?.kind === 'panel');
   let discordConnection = $state<{id: string; name: string} | null>(null);
   let discordBusy = $state(false);
+  let discordInvite = $state('');
   $effect(() => {
     if (serverAccount && app.settingsTab === 'account') {
       invoke<{id: string; name: string} | null>('discord_connection').then(x => discordConnection = x).catch(() => discordConnection = null);
+      invoke<{invite_url: string}>('discord_info').then(x => discordInvite = x.invite_url ?? '').catch(() => discordInvite = '');
     }
   });
   async function linkDiscord() {
@@ -363,6 +365,9 @@
               {:else}
                 <button disabled={discordBusy} onclick={linkDiscord}>{discordBusy ? 'Waiting for Discord…' : 'Connect Discord'}</button>
               {/if}
+              {#if discordInvite}
+                <button class="primary" onclick={() => openUrl(discordInvite)}>Join the community Discord</button>
+              {/if}
             </div>
           {/if}
         {:else if app.settingsTab === 'skin'}