fix: strip trailing /mcp from ETERNA_MCP_URL

.github/workflows/release-please.yml

@@ -0,0 +1,16 @@
+name: Release Please
+
+on:
+  push:
+    branches: [main]
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+    steps:
+      - uses: googleapis/release-please-action@v4
+        with:
+          release-type: node

.github/workflows/release.yml

@@ -7,7 +7,7 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     permissions:
-      contents: read
+      contents: write
       id-token: write
     steps:
       - uses: actions/checkout@v4

.gitignore

@@ -2,3 +2,4 @@ node_modules/
 dist/
 *.tgz
 .env
+docs/superpowers/

src/auth/config.ts

@@ -4,7 +4,6 @@ import * as os from "node:os";
 
 const DEFAULT_ENDPOINT = "https://ai-api.eterna.exchange";
 const AUTH_ISSUER = "https://ai-auth.eterna.exchange";
-const DEFAULT_MCP_ENDPOINT = "https://mcp.eterna.exchange";
 
 export interface EternaConfig {
   endpoint: string;
@@ -27,12 +26,12 @@ export function getAuthIssuer(): string {
 }
 
 export function getMcpEndpoint(): string {
-  if (process.env.ETERNA_MCP_URL) return process.env.ETERNA_MCP_URL;
-  // Derive from ETERNA_ENDPOINT so staging users don't need a separate var.
-  // https://ai-api.eterna.exchange → https://mcp.eterna.exchange
-  // https://ai-api.staging.eterna.exchange → https://mcp.staging.eterna.exchange
-  const endpoint = process.env.ETERNA_ENDPOINT ?? DEFAULT_ENDPOINT;
-  return endpoint.replace("ai-api.", "mcp.");
+  const raw = process.env.ETERNA_MCP_URL
+    ?? (process.env.ETERNA_ENDPOINT ?? DEFAULT_ENDPOINT).replace("ai-api.", "mcp.");
+  // Strip trailing /mcp if present — users sometimes copy the full MCP protocol
+  // URL from their Claude config (e.g. https://mcp.eterna.exchange/mcp), but
+  // REST endpoints like /migrate/link-legacy-key live at the base URL.
+  return raw.replace(/\/mcp$/, "");
 }
 
 function ensureConfigDir(): void {