nginx: match the MCP location with or without a trailing slashmcp-api

claude.ai strips the trailing slash from the connector URL, so a
location of /mcp/<secret>/ missed and fell to the 301 catch-all. Use a
regex (^/mcp/<secret>/?(.*)$) that matches both and normalises onto the
FastMCP root.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

1 files changed, 5 insertions, 4 deletions

diff --git a/deploy/food.tomflux.xyz.nginx b/deploy/food.tomflux.xyz.nginx
index 87172cc..400f7f1 100644
--- a/deploy/food.tomflux.xyz.nginx
+++ b/deploy/food.tomflux.xyz.nginx
@@ -33,10 +33,11 @@ server {
     }
 
     # --- MCP server (claude.ai cooking-mode connector) ---
-    # Trailing slashes on both sides strip the secret prefix, so the FastMCP
-    # service (serving at "/") sees clean paths.
-    location /mcp/REPLACE_WITH_LONG_SECRET/ {
-        proxy_pass http://127.0.0.1:8765/;
+    # Regex so it matches with OR without a trailing slash — claude.ai stores
+    # the connector URL without one. Whatever follows the secret is normalised
+    # onto the FastMCP root (the service serves at "/").
+    location ~ ^/mcp/REPLACE_WITH_LONG_SECRET/?(?<mcp_rest>.*)$ {
+        proxy_pass http://127.0.0.1:8765/$mcp_rest$is_args$args;
         proxy_http_version 1.1;
         proxy_set_header Host $host;
         proxy_set_header X-Forwarded-Proto $scheme;