Add uuid, now(format), trimPrefix, trimSuffix to pipeline template engine

[Copilot]

• Explore codebase and understand template engine
• Add uuid as an alias for uuidv4 in templateFuncMap
• Modify now to accept an optional Go time layout/constant string (variadic; defaults to RFC3339 when called with no args)
• Add trimPrefix function
• Add trimSuffix function
• Add tests for all new/updated functions (including {{ now }} no-arg form)
• Run linter and tests (all pass)

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[Copilot]

Pull request overview

Adds common transformation helpers to the pipeline TemplateEngine so pipeline configs can generate UUIDs, format timestamps, and normalize strings directly in templates.

Changes:

• Add uuid (and keep uuidv4 alias) to generate UUID v4 strings in templates.
• Update now to support formatting with a provided Go time layout string or named layout constant.
• Add trimPrefix / trimSuffix template functions and accompanying unit tests for the new/updated functions.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
module/pipeline_template.go	Extends the template function map with uuid, enhanced now, and string trimming helpers.
module/pipeline_template_test.go	Adds unit tests covering UUID generation, now formatting, trim helpers, and existing default behavior.

[intel352]

@copilot apply changes based on the comments in this thread