Closes #26 by adding support for PDF reports

[scottbrown]

No description provided.

[Copilot]

Pull Request Overview

This PR adds support for generating PDF reports, addressing issue #26. Key changes include:

• Introducing PDF report generation in both overall and category contexts.
• Updating tests in report_test.go to validate PDF report content and header.
• Modifying command flags and report command logic to handle the new PDF format and adding the required gofpdf dependency.

Reviewed Changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated 2 comments.

File	Description
report_test.go	Added tests for PDF report generation and refactored report output.
go.mod	Added the gofpdf dependency to support PDF generation.
cmd/flag.go	Updated flag help to include "pdf" as a valid report format.
cmd/cmd_report.go	Modified report generation and output handling to accommodate PDF.

[Copilot]

[nitpick] Consider extracting the PDF header '%PDF' into a constant to improve code clarity and maintainability.

Suggested change

	if len(pdfReport.Content) < 4 || string(pdfReport.Content[:4]) != "%PDF" {
	t.Error("Expected PDF content to start with '%PDF'")
	if len(pdfReport.Content) < 4 || string(pdfReport.Content[:4]) != PDFHeader {
	t.Errorf("Expected PDF content to start with '%s'", PDFHeader)

[Copilot]

[nitpick] Consider extracting the PDF header '%PDF' into a constant to improve clarity in the category PDF tests as well.

Suggested change

	if len(categoryPDFReport.Content) < 4 || string(categoryPDFReport.Content[:4]) != "%PDF" {
	t.Error("Expected PDF content to start with '%PDF'")
	if len(categoryPDFReport.Content) < 4 || string(categoryPDFReport.Content[:4]) != PDFHeader {
	t.Errorf("Expected PDF content to start with '%s'", PDFHeader)