feat(mcp): add a contributor-profile CLI command (#6961)

Author: jeffrey701

packages/loopover-mcp/bin/loopover-mcp.js

@@ -87,6 +87,7 @@ const CLI_COMMAND_SPEC = {
   "init-client": [],
   "decision-pack": [],
   "repo-decision": [],
+  "contributor-profile": [],
   "monitor-open-prs": [],
   "analyze-branch": [],
   preflight: [],
@@ -3251,6 +3252,7 @@ async function runCli(args) {
   if (command === "issue-slop") return issueSlopCli(args.slice(1));
   if (command === "decision-pack") return decisionPackCli(options);
   if (command === "repo-decision") return repoDecisionCli(options);
+  if (command === "contributor-profile") return contributorProfileCli(options);
   if (command === "monitor-open-prs") return monitorOpenPrsCli(options);
   if (command === "review-pr") return reviewPrCli(options);
   if (command !== "analyze-branch" && command !== "preflight") {
@@ -3643,6 +3645,26 @@ function printDecisionPackHelp() {
   );
 }
 
+// #6737: CLI mirror of the loopover_get_contributor_profile MCP tool and GET /v1/contributors/{login}/profile
+// (requireContributorAccess-gated -- the same gate decision-pack/repo-decision already satisfy). Login resolves
+// from --login / the active session / LOOPOVER_LOGIN / GITHUB_LOGIN, exactly like the sibling contributor
+// commands, so an already-logged-in contributor never retypes their own login. Named `contributor-profile`
+// because the top-level `profile` command already manages MCP client profiles.
+async function contributorProfileCli(options) {
+  const login = options.login ?? activeProfile.session?.login ?? process.env.LOOPOVER_LOGIN ?? process.env.GITHUB_LOGIN;
+  if (!login) throw new Error("Pass --login <github-login>, log in with `loopover-mcp login`, or set LOOPOVER_LOGIN.");
+  const payload = await apiGet(`/v1/contributors/${encodeURIComponent(login)}/profile`);
+  if (options.json) {
+    process.stdout.write(`${JSON.stringify(payload, null, 2)}
+`);
+    return;
+  }
+  process.stdout.write(`LoopOver contributor profile for ${login}.
+`);
+  if (payload.summary) process.stdout.write(`${sanitizePlainTextTerminalOutput(payload.summary)}
+`);
+}
+
 async function decisionPackCli(options) {
   if (options.help === true) return printDecisionPackHelp();
   const login = options.login ?? process.env.LOOPOVER_LOGIN ?? process.env.GITHUB_LOGIN;

test/unit/mcp-cli-contributor-profile.test.ts

@@ -0,0 +1,52 @@
+import { mkdtempSync, rmSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+import { afterEach, describe, expect, it } from "vitest";
+import { closeFixtureServer, runAsync, runExpectingFailure, startFixtureServer } from "./support/mcp-cli-harness";
+
+describe("loopover-mcp CLI — contributor-profile (#6737)", () => {
+  let tempDir: string | null = null;
+
+  afterEach(async () => {
+    await closeFixtureServer();
+    if (tempDir) rmSync(tempDir, { recursive: true, force: true });
+    tempDir = null;
+  });
+
+  async function env(onApiRequest?: (request: import("node:http").IncomingMessage) => void) {
+    tempDir = mkdtempSync(join(tmpdir(), "loopover-cli-"));
+    const url = await startFixtureServer(onApiRequest ? { onApiRequest } : {});
+    return { LOOPOVER_API_URL: url, LOOPOVER_TOKEN: "session-token", LOOPOVER_CONFIG_DIR: tempDir, LOOPOVER_API_TIMEOUT_MS: "1000" };
+  }
+
+  it("mirrors GET /v1/contributors/:login/profile for an explicit --login (plain + json)", async () => {
+    const requests: string[] = [];
+    const e = await env((request) => requests.push(request.url ?? ""));
+
+    const plain = await runAsync(["contributor-profile", "--login", "octocat"], e);
+    expect(plain).toMatch(/LoopOver contributor profile for octocat\./);
+    expect(plain).toMatch(/3 registered repos; 12 merged PRs; strongest in review-tooling\./);
+    expect(requests.at(-1)).toBe("/v1/contributors/octocat/profile");
+
+    const json = JSON.parse(await runAsync(["contributor-profile", "--login", "octocat", "--json"], e)) as { login: string; summary: string };
+    // Parity: the --json surface re-serializes the same payload the plain summary was built from.
+    expect(json).toMatchObject({ login: "octocat", summary: "3 registered repos; 12 merged PRs; strongest in review-tooling." });
+  });
+
+  it("resolves the login from LOOPOVER_LOGIN when --login is omitted, and url-encodes it", async () => {
+    const requests: string[] = [];
+    const e = await env((request) => requests.push(request.url ?? ""));
+
+    await runAsync(["contributor-profile"], { ...e, LOOPOVER_LOGIN: "a b/c" });
+    expect(requests.at(-1)).toBe("/v1/contributors/a%20b%2Fc/profile");
+  });
+
+  it("errors (never issuing a request) when no login can be resolved", async () => {
+    const requests: string[] = [];
+    const e = await env((request) => requests.push(request.url ?? ""));
+    // Clear every login fallback the CLI would otherwise read from the ambient process env.
+    const failure = runExpectingFailure(["contributor-profile"], { ...e, LOOPOVER_LOGIN: "", GITHUB_LOGIN: "" });
+    expect(`${failure.stdout}${failure.stderr}`).toMatch(/Pass --login/);
+    expect(requests.filter((url) => url.includes("/profile"))).toHaveLength(0);
+  });
+});

test/unit/support/mcp-cli-harness.ts

@@ -293,6 +293,17 @@ export async function startFixtureServer(
       );
       return;
     }
+    const contributorProfileMatch = /^\/v1\/contributors\/([^/]+)\/profile$/.exec(new URL(request.url ?? "/", "http://localhost").pathname);
+    if (contributorProfileMatch && request.method === "GET") {
+      response.end(
+        JSON.stringify({
+          login: decodeURIComponent(contributorProfileMatch[1]!),
+          generatedAt: "2026-05-30T00:00:00.000Z",
+          summary: "3 registered repos; 12 merged PRs; strongest in review-tooling.",
+        }),
+      );
+      return;
+    }
     if (request.url === "/v1/contributors/JSONbored/open-pr-monitor" && request.method === "GET") {
       response.end(JSON.stringify({ ...openPrMonitorFixture(), ...(options.openPrMonitor ?? {}) }));
       return;