14 add pull request event listener to make a comment on every pull request

[vishesh-baghel]

summary of changes:

• added the event listener
• refactored the project structure
• added performance optimisations addressed in #20

Summary by CodeRabbit

• New Features

  • Search functionality now allows fetching and displaying results.
  • Enhanced logging to include successful fetch endpoints.
  • New regex pattern to identify bug-related commits.
  • Pagination support for fetching all commits.
  • Ability to fetch all files from a pull request.
  • New functions for creating GitHub comments and generating markdown comments with file scores.
  • Functionality to process pull requests and calculate file scores.
  • New type declarations for improved data handling.

• Bug Fixes

  • Resolved an issue with invalid file path filtering.
  • Fixed a bug in commit pattern matching.

• Refactor

  • Refactored database connection and export methods.
  • Improved structure and logic in the main service code.
  • Refined logic for calculating risk scores.
  • Reorganized import statements for better clarity and maintenance.
  • Batch processing for handling repositories.
  • Split and redefined functions for fetching details.

• Documentation

  • Updated logging messages to better reflect operations and outcomes.

• Style

  • Adjusted import statements for consistency.

• Tests

  • Added a new function to listen for pull request events for testing purposes.

• Chores

  • Modified several import statements due to refactoring.

• Revert

  • No reverts in this release.

[coderabbitai[bot]]

Walkthrough

The overarching modifications encompass exporting functions for external use, refining logging, introducing bug fixes, and enhancing feature sets related to pull requests. Changes streamline the codebase for better maintainability and extend the application's functionality, particularly in handling GitHub events and data fetching.

Changes

File Path	Change Summary
src/db/.../dbConnection.ts	Exported connectDb function for external accessibility
src/db/.../File.ts	Changed File model export from default to named
src/fetch/...	Updated logging, introduced bug in regex, modified pagination, and added total commit count in logs
src/index.ts & src/main.ts	Altered import statements for main function from default to named; restructured main.ts
src/listeners/...	Added parameters and removed default exports; set up event listening for app installations and pull requests
src/services/...	Introduced GitHub comment creation and pull request processing functions; refactored repository processing
src/types/...	Updated import statements and type declarations; added riskScore field and new FileScoreMap type

Related issues

• Issue vishesh-baghel/glide#14: This PR seems to address the requirement of adding a pull request event listener to comment on PRs by introducing listeningForPullRequestEvents and related commenting services.

Poem

In the codebase's heart where bytes align,
A rabbit hopped through, making changes fine.
🐇 With each leap and bound, bugs took flight,
Features grew, much to devs' delight. 🌟

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