Added copy to clipboard button for console tab commands

[aadeina]

Summary

Adds a copy-to-clipboard button to console tab code blocks (Unix / Windows installation commands).

Fixes: #1276, #2399
Builds on feedback from @sabderemane in PR #1434.

Changes

JavaScript

djangoproject/static/js/djangoproject.js

• Extends existing clipboard functionality to support console tabs
• Adds smart command text extraction that excludes:
  • Shell prompts (.gp — e.g. $, ...>)
  • Command output (.go)
• Minimal change set (~20 lines added), reusing existing patterns and logic

SCSS

djangoproject/scss/_console-tabs.scss

• Adds position: relative to console tab sections
• Introduces .btn-clipboard styling using absolute positioning (no float)
• Includes hover states and “Copied!” success feedback animation
• Uses existing CSS variables for light/dark mode compatibility

Visual Comparison

Before

After

Video.Project.mp4

[ulgens]

This looks nice 🌻 I'd recommend installing git hooks (you can follow the last section of the readme) and rebasing the PR to have a bit more clear history.

[aadeina]

Hi @ulgens ,
I’ve cleaned up the branch and ensured the PR now contains only the intended commit.
Please let me know if anything else is needed.