avoid telemetry failing interfering with mcp responses

[yrobla]

Server was crashing with 404 errors when writing to telemetry

Closes: #2114

[yrobla]

@danbarr i came with the cleanest approach. The error happens in the same lines (write header) but i added some error controls there to avoid that telemetry crashes the server. I think it's cleaner. Please try

[codecov]

Codecov Report

❌ Patch coverage is 40.90909% with 13 lines in your changes missing coverage. Please review.
✅ Project coverage is 48.83%. Comparing base (81e6666) to head (9e05fc7).

Files with missing lines	Patch %	Lines
pkg/telemetry/middleware.go	40.90%	10 Missing and 3 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2147      +/-   ##
==========================================
- Coverage   48.84%   48.83%   -0.01%     
==========================================
  Files         242      242              
  Lines       30722    30741      +19     
==========================================
+ Hits        15005    15013       +8     
- Misses      14595    14603       +8     
- Partials     1122     1125       +3     

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[danbarr]

@danbarr i came with the cleanest approach. The error happens in the same lines (write header) but i added some error controls there to avoid that telemetry crashes the server. I think it's cleaner. Please try

@yrobla I just tested with this new branch, and the fix is working for me.