WIP linkspector update

[djmaxus]

closes #178

[Copilot]

Pull Request Overview

This PR adds a configuration file for linkspector and updates the GitHub Actions workflow to use it and fix the token name.

• Introduces .linkspector.yml to explicitly include/exclude files and respect .gitignore.
• Updates the links workflow to use the correct GITHUB_TOKEN, uncomments level: info, and points to the new config file.

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
.linkspector.yml	New linkspector config listing files to check and exclusions.
.github/workflows/links.yml	Fixed token secret casing, enabled level, and added config_file setting.

Comments suppressed due to low confidence (3)

.linkspector.yml:6

• [nitpick] Remove or replace this commented placeholder if you don't need directory-level includes. Leaving unused commented keys can confuse future maintainers.

# dirs:

.linkspector.yml:9

• [nitpick] Either define which directories to exclude or remove this commented line to keep the config concise and clear.

# excludedDirs:

.github/workflows/links.yml:16

• Consider pinning to a more specific version (e.g., @v1.2.3) instead of @v1 to avoid unexpected changes if the action's major version rolls forward.

        uses: umbrelladocs/action-linkspector@v1