fix: restore fast command registration

src/auto-reply/commands-registry.data.ts

@@ -196,6 +196,14 @@ function buildChatCommands(): ChatCommandDefinition[] {
       acceptsArgs: true,
       category: "status",
     }),
+    defineChatCommand({
+      key: "fast",
+      description: "Show or change fast mode for this session.",
+      textAlias: "/fast",
+      acceptsArgs: true,
+      scope: "text",
+      category: "status",
+    }),
     defineChatCommand({
       key: "cortex",
       description: "Inspect or override Cortex prompt mode for this conversation.",

src/auto-reply/commands-registry.test.ts

@@ -199,6 +199,13 @@ describe("commands registry", () => {
     ]);
   });
 
+  it("registers /fast as a text command", () => {
+    const fast = listChatCommands().find((command) => command.key === "fast");
+    expect(fast).toBeTruthy();
+    expect(fast?.scope).toBe("text");
+    expect(fast?.textAliases).toContain("/fast");
+  });
+
   it("invalidates cached command lists after plugin registry updates", () => {
     const before = listChatCommands();
     expect(before.find((command) => command.key === "dock:msteams")).toBeFalsy();