Feature - Added route:loops for detecting redirect loops in routes

[mattsinagra-upsun]

Feature - Added route:loops for detecting loops within path specified routes.yaml files, repo routes.yaml files or config.yaml route sections to check for routing loops

[Copilot]

Pull request overview

Adds a new route:loops CLI command and supporting library code to detect redirect loops across Platform.sh/Upsun route configurations (local YAML or live via route:list).

Changes:

• Introduces internal/routeloops package for parsing routes from YAML/CSV and detecting redirect cycles.
• Adds route:loops command with text/JSON output, local-file discovery, and --live support.
• Registers the new command in the root command set and in the list command’s augmented output.

Reviewed changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated 5 comments.

Show a summary per file

File	Description
internal/routeloops/routeloops.go	Core redirect-cycle detection + URL normalization logic.
internal/routeloops/parse.go	Parsers for routes.yaml/Upsun config + local project discovery + live CSV parsing.
internal/routeloops/routeloops_test.go	Unit tests for detection, normalization, and parsing/discovery helpers.
commands/route_loops.go	New route:loops cobra command, output formatting, and route loading paths.
commands/root.go	Registers the new cobra command.
commands/list.go	Adds route:loops to the enhanced list output.

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