trying to reduce the prints and tidy up a bit the code

[ncode]

This pull request includes updates to dependencies, enhancements to the outbound_test.go file, and several improvements to the IPTablesManager in iptables_manager.go. The most important changes include updating Go and dependencies, adding context to test functions, and refactoring error handling and rule management in the IPTablesManager.

Dependency Updates:

• Updated Go version from 1.23 to 1.24 and toolchain from go1.23.5 to go1.24.1 in go.mod.
• Added golang.org/x/text v0.23.0 and updated golang.org/x/sys from v0.29.0 to v0.31.0 in go.mod.

Test Enhancements:

• Added context to several test functions in outbound_test.go to improve test isolation and clarity. [1] [2] [3] [4] [5] [6] [7] [8]

IPTablesManager Improvements:

• Replaced %v with %w in error formatting to wrap errors properly in iptables_manager.go. [1] [2] [3] [4] [5] [6] [7]
• Refactored buildDefaultActionSpecs and buildRuleSpecs methods to improve readability and maintainability. [1] [2]
• Added new helper methods shouldLogAction, getLogPrefix, getActualAction, and findRuleWithJumpToChain to encapsulate logic and reduce duplication. [1] [2]
• Introduced verifyDefaultRules method to check the presence of default action rules and added corresponding tests. [1] [2]

[codecov]

Codecov Report

Attention: Patch coverage is 99.14530% with 2 lines in your changes missing coverage. Please review.

Project coverage is 96.94%. Comparing base (0c33daa) to head (566975a).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
outbound.go	98.67%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #16      +/-   ##
==========================================
+ Coverage   95.57%   96.94%   +1.36%     
==========================================
  Files           2        2              
  Lines         656      491     -165     
==========================================
- Hits          627      476     -151     
+ Misses         25       12      -13     
+ Partials        4        3       -1     

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