docs: align all documentation to WARP-VSC style and template

[sena-labs]

Summary

Rewrites the full documentation suite to match the clean, structured style used in the WARP-VSC (OzBridge) repository. Removes decorative HTML elements and adopts consistent Markdown-only conventions throughout.

Related Issue

N/A — documentation-only revision.

Type of Change

• Documentation update

Changes Made

• README.md — full restructure: removed <div align="center"> capsule-render banners, for-the-badge dark badges, and decorative footer; added flat standard badges, prose intro, Feature gallery section, nested TOC, Features as bullet list, Requirements section, Installation with three H3 sub-sections (Community hub / Manual / From source), Usage tables, Architecture table + folder tree, H3/H4 Troubleshooting (replaces <details>), and a FAQ section
• CONTRIBUTING.md — added TOC, "Code of Conduct" opener, renamed sections to WARP-VSC conventions (Getting started · Deliverable-PR playbook · Commit messages · Coding standards · Reporting bugs · Suggesting features), added Useful commands table and closing footer line
• SECURITY.md — expanded from ~25 to ~80 lines: 3-column supported-versions table with emoji indicators, sub-sections for How to Report / What to Expect / Scope / Out of Scope / Security Measures / Automated Security Gates / Disclosure Policy, contact email as bold link
• CHANGELOG.md — date separator changed from - YYYY-MM-DD to — YYYY-MM-DD (em-dash); intro line updated with project name in bold
• .github/PULL_REQUEST_TEMPLATE.md — restructured to WARP-VSC layout: Summary · Related Issue · Type of Change · Changes Made · Testing · Screenshots/Demo · Checklist
• TESTING.md — added prose intro and structured Prerequisites section; converted final checklist from fenced code block to - [ ] Markdown checkboxes

Testing

• No code changes — documentation only
• Verified no residual HTML elements (<div>, <details>, <summary>, capsule-render) remain in any .md file
• Verified all CHANGELOG date separators use em-dash
• Verified badge URLs point to valid GitHub Actions workflow (tests.yml)

Checklist

• My commit messages follow Conventional Commits
• No secrets, API keys, or credentials included

[Copilot]

Pull request overview

This PR rewrites the repository’s documentation to match a consistent WARP-VSC-style Markdown template, removing decorative HTML and reorganizing content into clearer, structured sections.

Changes:

• Restructured README.md with a new narrative intro, feature gallery, expanded TOC, installation/usage/configuration sections, architecture overview, troubleshooting, and FAQ.
• Expanded and standardized policy/process docs (SECURITY.md, CONTRIBUTING.md, .github/PULL_REQUEST_TEMPLATE.md) with new sections, checklists, and tables.
• Normalized documentation formatting updates in TESTING.md and CHANGELOG.md.

Reviewed changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
README.md	Major restructure and new sections (installation/usage/config/architecture/troubleshooting/FAQ) to standardize documentation style.
CONTRIBUTING.md	Adds a structured contributor playbook, TOC, coding/testing standards, and reporting guidance.
SECURITY.md	Expands security policy with supported versions table, reporting process, scope, and disclosure policy.
TESTING.md	Adds structured prerequisites and converts the final checklist into Markdown checkboxes.
CHANGELOG.md	Updates intro wording and changes release header date separators to em-dash style.
.github/PULL_REQUEST_TEMPLATE.md	Restructures PR template into standardized sections with testing and checklist items.

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