feat: add scan progress descriptions and loaders

[rlmestre]

Closes https://github.com/neverendingsupport/data-and-integrations/issues/118

Screen.Recording.2025-07-02.at.9.53.04.AM.mov

[Copilot]

Pull Request Overview

This PR replaces oclif’s ux.action with ora spinners to provide clearer progress feedback during SBOM generation/loading and EOL scanning, and adds ora as a dependency.

• Introduces ora spinners around SBOM creation/loading and EOL package scanning.
• Removes previous ux.action.start/stop calls.
• Updates package.json to include the ora dependency.

Reviewed Changes

Copilot reviewed 3 out of 4 changed files in this pull request and generated 2 comments.

File	Description
src/commands/scan/sbom.ts	Replaced ux.action calls with ora spinner logic
src/commands/scan/eol.ts	Added ora spinners for purls file loading and EOL scan
package.json	Added "ora": "^8.2.0" dependency

Comments suppressed due to low confidence (1)

src/commands/scan/sbom.ts:80

• [nitpick] You're mixing use of flags.file and the destructured file variable. For consistency, reference the local file variable here (e.g., file ? 'Loading SBOM file' : 'Generating SBOM').

      spinner.start(flags.file ? 'Loading SBOM file' : 'Generating SBOM');