[Refactor] Consolidate Bootstrap Generation Logic

[astrogilda]

Description

This PR addresses issue #183 by consolidating duplicate implementations of _generate_samples_single_bootstrap using the Template Method pattern.

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

• All existing tests pass without modification
• Regression tests confirm identical behavior
• Performance benchmarks show no degradation

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules

Additional Information

This refactoring:

• Eliminates 15+ duplicate method implementations
• Improves maintainability through DRY principle
• Makes it easier to add new bootstrap types
• Ensures consistent behavior across all bootstrap methods

Resolves #183

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud