Restore Superpowers reviews (#12)

Co-authored-by: Danny Kim <temeddix@gmail.com>
Co-committed-by: Danny Kim <temeddix@gmail.com>

run.ts

@@ -4,6 +4,11 @@
 // so it appears as the bot account.
 import { TextLineStream } from "jsr:@std/streams@1/text-line-stream";
 import { retryInvalidToken } from "./auth.ts";
+import {
+  type BotType,
+  parseBotType,
+  superpowersInstallCommands,
+} from "./superpowers.ts";
 
 type GiteaUser = { login: string; email: string };
 type GiteaComment = { user: GiteaUser; created_at: string; body: string };
@@ -18,6 +23,7 @@ const API = env("GITEA_API_URL");
 const REPO = env("GITEA_REPOSITORY");
 const INDEX = env("ISSUE_INDEX");
 const EVENT = env("EVENT_NAME");
+const BOT = parseBotType(env("BOT_TYPE"));
 const AUTHOR_TOKEN = env("GITEA_TOKEN");
 const REVIEWER_TOKEN = env("REVIEWER_TOKEN");
 const RULES_PATH = "repos/commons/code-rules/raw/README.md";
@@ -146,6 +152,14 @@ async function run(command: string, args: string[]): Promise<void> {
   if (!success) throw new Error(`${command} ${args[0]} exited with ${code}`);
 }
 
+// The reviewer uses Superpowers' requesting-code-review template. Both plugin
+// installers are idempotent on the persisted bot home.
+async function installSuperpowers(bot: BotType): Promise<void> {
+  for (const { command, args } of superpowersInstallCommands(bot)) {
+    await run(command, args);
+  }
+}
+
 // Commits belong to the same account as the pull request they end up in.
 async function configureGitAuthor(): Promise<void> {
   const user: GiteaUser = await (await gitea(AUTHOR_TOKEN, "user")).json();
@@ -188,6 +202,7 @@ async function runClaude(prompt: string): Promise<string> {
       "Run `claude setup-token` locally and set the `bot-token` action input.",
     );
   }
+  await installSuperpowers("claude");
   const claude = new Deno.Command("claude", {
     args: [
       "--print",
@@ -257,6 +272,7 @@ async function runCodex(prompt: string): Promise<string> {
   })
     .output();
   if (!loggedIn.success) await codexDeviceLogin();
+  await installSuperpowers("codex");
   const file = await Deno.makeTempFile();
   const attempt = async () => {
     const codex = new Deno.Command("codex", {
@@ -294,7 +310,7 @@ async function runCodex(prompt: string): Promise<string> {
 try {
   await configureGitAuthor();
   const prompt = await renderPrompt();
-  const result = env("BOT_TYPE") === "claude"
+  const result = BOT === "claude"
     ? await runClaude(prompt)
     : await runCodex(prompt);
   await postResult(result);