Upgrade Peggy to v5

[ashphy]

Summary

• Updated Peggy parser generator from v3 to v5
• Restructured grammar compilation process and file organization
• Improved build configuration and project structure

Test plan

• Verify all existing tests pass
• Ensure generated parser files compile correctly
• Validate JSONPath functionality remains intact

🤖 Generated with Claude Code

[Copilot]

Pull Request Overview

Upgraded Peggy parser to v5, restructured grammar compilation, and improved build configuration and project structure.

• Switched imports from the old JSONPath module to the new grammar AST module.
• Added Peggy configuration and removed the custom builder and legacy footer.
• Updated build scripts, package exports, and CI workflow to support Peggy v5.

Reviewed Changes

Copilot reviewed 21 out of 21 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
tsup.config.ts	Added explicit entry for bundler
src/parsers/root.ts	Updated AST import and adjusted segment type
src/parsers/function_extentions.ts	Updated AST import path
src/parsers/filter_selector.ts	Updated AST import path
src/parsers/array_slice_selector.ts	Updated AST import path
src/parser.ts	Updated AST import path
src/jsonpath_js.ts	Switched parsing import to generated grammar output
src/grammer/jsonpath.pegjs	Revised grammar to remove TS type assertions
src/grammer/config.js	Added Peggy configuration
package.json	Adjusted exports, scripts, and dependencies
grammer/jsonpath.footer.ts	Removed legacy type definitions
grammer/builder.ts	Removed custom build script
biome.json	Updated formatter and ignore rules
.node-version	Specified Node.js version
.github/workflows/lint.yml	Updated parser sync check paths

Comments suppressed due to low confidence (1)

src/parsers/root.ts:64

• The variable segementResult is undefined (typo) and should likely be selectorResults or a properly named segmentResult. Fix the return variable to match the computed value.

return segementResult;