- Implement tests for Float32Ptr to validate pointer creation for float32 values.
- Create tests for ExtractJSON to ensure correct extraction of JSON from various input formats.
- Add tests for cleanJavaScriptStringConcat to verify string concatenation handling in JavaScript context.
- Introduce tests for StringSliceContains to check for string presence in slices.
- Implement tests for MergeStringMaps to validate merging behavior of multiple string maps, including overwrites and handling of nil/empty maps.

…ove unused ChatMessage type

…Pex context conversion

…ation

… tests in export_test.go

- Changed modelParams from pointer to value in toGitHubModelsPrompt function for better clarity and safety.
- Updated the assignment of ModelParameters to use the value directly instead of dereferencing a pointer.
- Introduced a new test suite in export_test.go to cover various scenarios for GitHub models evaluation generation, including edge cases and expected outputs.
- Ensured that the tests validate the correct creation of files and their contents based on the provided context and options.

- Added NewPromptPex function to create a new PromptPex instance.
- Implemented Run method to execute the PromptPex pipeline with context management.
- Created context from prompt files or loaded existing context from JSON.
- Developed pipeline steps including intent generation, input specification, output rules, and tests.
- Added functionality for generating groundtruth outputs and evaluating test results.
- Implemented test expansion and rating features for improved test coverage.
- Introduced error handling and logging throughout the pipeline execution.

- Implemented TestCreateContext to validate various prompt YAML configurations and their expected context outputs.
- Added TestCreateContextRunIDUniqueness to ensure unique RunIDs are generated for multiple context creations.
- Created TestCreateContextWithNonExistentFile to handle cases where the prompt file does not exist.
- Developed TestCreateContextPromptValidation to check for valid and invalid prompt formats.
- Introduced TestGithubModelsEvalsGenerate to test the generation of GitHub Models eval files with various scenarios.
- Added TestToGitHubModelsPrompt to validate the conversion of prompts to GitHub Models format.
- Implemented TestExtractTemplateVariables and TestExtractVariablesFromText to ensure correct extraction of template variables.
- Created TestGetMapKeys and TestGetTestScenario to validate utility functions related to maps and test scenarios.

…tPex configuration

… summary generation

… improved summary reporting

…se and restore its implementation; remove obsolete promptpex.go and summary_test.go files

…covering various scenarios and error handling

…entiment analysis test prompt

…neFlags function and update flag parsing to use consistent naming

… in generate_test.go

…ck responses for sentiment analysis stages

…prompts

…odology for test generation

…derMessagesToString for message formatting

…ription for clarity; remove unused test functions

…uracy

…d; clean up pipeline comments for clarity

…erations field; update related tests for consistency

…s; update related tests and documentation for consistency

…pdate related parsing and test logic for consistency

…values; update related tests for consistency and remove unused test_types.go file

…s to values; update ApplyEffortConfiguration and tests for consistency

…rs for improved structure

…consistency

…e GetDefaultOptions and pipeline logic for usage

…s, parsing, and tests

…nced options and customization instructions

…nd update Test Generation section; add mermaid diagram for clarity

…larity and consistency

…related tests for consistency

…alid and invalid effort inputs

…tures

- Introduced constants for evaluator rules compliance in constants.go.
- Implemented GenerateRulesEvaluator function in evaluators.go for evaluating compliance with output rules.
- Updated GetDefaultOptions to include evaluation model in options.go.
- Modified pipeline to insert output rule evaluator into the prompt context.
- Refactored render functions to use new color constants.
- Added Eval field to PromptPexOptions in types.go for configuration.

…improved clarity and functionality; enhance test generation process with new rules and options

…ling in generateGroundtruth function and remove obsolete prompt_hash_test file

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>