chore: bump version to 2.31.8 and add CHANGELOG entry

- Fix comment inaccuracy: "deprecated" not "deprecated and removed"
- Bump version from 2.31.7 to 2.31.8
- Add CHANGELOG entry documenting USE_FIXED_HTTP deprecation
- Update all deprecation messages to reference v2.31.8

Concieved by Romuald Członkowski - www.aiadvisors.pl/en

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.env.example

@@ -37,7 +37,7 @@ MCP_SERVER_HOST=localhost
 # Server mode: stdio (local) or http (remote)
 MCP_MODE=stdio
 
-# DEPRECATED: USE_FIXED_HTTP is deprecated as of v2.31.7
+# DEPRECATED: USE_FIXED_HTTP is deprecated as of v2.31.8
 # The fixed HTTP implementation does not support SSE streaming required by
 # clients like OpenAI Codex. Use the default SingleSessionHTTPServer instead.
 # See: https://github.com/czlonkowski/n8n-mcp/issues/524

Dockerfile.railway

@@ -74,7 +74,7 @@ ENV AUTH_TOKEN="REPLACE_THIS_AUTH_TOKEN_32_CHARS_MIN_abcdefgh"
 ENV NODE_ENV=production
 ENV IS_DOCKER=true
 ENV MCP_MODE=http
-# NOTE: USE_FIXED_HTTP is deprecated and removed. SingleSessionHTTPServer is now the default.
+# NOTE: USE_FIXED_HTTP is deprecated. SingleSessionHTTPServer is now the default.
 # See: https://github.com/czlonkowski/n8n-mcp/issues/524
 ENV LOG_LEVEL=info
 ENV TRUST_PROXY=1

docker-compose.yml

@@ -12,7 +12,7 @@ services:
     environment:
       # Mode configuration
       MCP_MODE: ${MCP_MODE:-http}
-      # NOTE: USE_FIXED_HTTP is deprecated and removed. SingleSessionHTTPServer is now the default.
+      # NOTE: USE_FIXED_HTTP is deprecated. SingleSessionHTTPServer is now the default.
       # See: https://github.com/czlonkowski/n8n-mcp/issues/524
       AUTH_TOKEN: ${AUTH_TOKEN:?AUTH_TOKEN is required for HTTP mode}
       

package.json

@@ -1,6 +1,6 @@
 {
   "name": "n8n-mcp",
-  "version": "2.31.7",
+  "version": "2.31.8",
   "description": "Integration between n8n workflow automation and Model Context Protocol (MCP)",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",

src/http-server.ts

@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 /**
- * @deprecated This fixed HTTP server is deprecated as of v2.31.7.
+ * @deprecated This fixed HTTP server is deprecated as of v2.31.8.
  * Use SingleSessionHTTPServer from http-server-single-session.ts instead.
  *
  * This implementation does not support SSE streaming required by clients like OpenAI Codex.
@@ -139,7 +139,7 @@ async function shutdown() {
 export async function startFixedHTTPServer() {
   // Log deprecation warning
   logger.warn(
-    'DEPRECATION: startFixedHTTPServer() is deprecated as of v2.31.7. ' +
+    'DEPRECATION: startFixedHTTPServer() is deprecated as of v2.31.8. ' +
     'Use SingleSessionHTTPServer which supports SSE streaming. ' +
     'See: https://github.com/czlonkowski/n8n-mcp/issues/524'
   );

src/mcp/index.ts

@@ -129,13 +129,13 @@ Learn more: https://github.com/czlonkowski/n8n-mcp/blob/main/PRIVACY.md
         // DEPRECATION WARNING: Fixed HTTP implementation is deprecated
         // It does not support SSE streaming required by clients like OpenAI Codex
         logger.warn(
-          'DEPRECATION WARNING: USE_FIXED_HTTP=true is deprecated as of v2.31.7. ' +
+          'DEPRECATION WARNING: USE_FIXED_HTTP=true is deprecated as of v2.31.8. ' +
           'The fixed HTTP implementation does not support SSE streaming required by clients like OpenAI Codex. ' +
           'Please unset USE_FIXED_HTTP to use the modern SingleSessionHTTPServer which supports both JSON-RPC and SSE. ' +
           'This option will be removed in a future version. See: https://github.com/czlonkowski/n8n-mcp/issues/524'
         );
         console.warn('\n⚠️  DEPRECATION WARNING ⚠️');
-        console.warn('USE_FIXED_HTTP=true is deprecated as of v2.31.7.');
+        console.warn('USE_FIXED_HTTP=true is deprecated as of v2.31.8.');
         console.warn('The fixed HTTP implementation does not support SSE streaming.');
         console.warn('Please unset USE_FIXED_HTTP to use SingleSessionHTTPServer.');
         console.warn('See: https://github.com/czlonkowski/n8n-mcp/issues/524\n');