fix: fixing log forging vulnerability

[Farenheith]

Adding sanitization to log to avoid log forging
vulnerability from user interaction.

Problem description:

The program writes unvalidated user input to log. An attacker could take advantage of this behavior to forge log entries or inject malicious content into the log.

[codecov]

Codecov Report

❌ Patch coverage is 55.00000% with 72 lines in your changes missing coverage. Please review.
✅ Project coverage is 61.59%. Comparing base (5e1870a) to head (4b7a4e6).

Files with missing lines	Patch %	Lines
pkg/server/server.go	59.13%	38 Missing ⚠️
cmd/openapi-mcp/main.go	0.00%	19 Missing ⚠️
pkg/parser/parser.go	44.44%	10 Missing ⚠️
pkg/utils/logging.go	70.58%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main       #7      +/-   ##
==========================================
- Coverage   61.63%   61.59%   -0.04%     
==========================================
  Files           6        7       +1     
  Lines        1251     1268      +17     
==========================================
+ Hits          771      781      +10     
- Misses        404      411       +7     
  Partials       76       76              

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