[docs] docs: Remove bloat from concepts.md for improved clarity

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Summary

Cleaned up docs/src/content/docs/start-here/concepts.md to remove documentation bloat while preserving all essential information.

Changes Made

• Consolidated duplicate security content: Merged two separate security/permissions sections into one concise "Security Design" section
• Reduced excessive bullet points: 39 → 4 bullets (90% reduction)
• Condensed verbose prose: Made descriptions more direct and concise
• Removed redundant sections: Eliminated "Common Patterns" section that added little value
• Streamlined best practices: Converted numbered list to concise prose
• Simplified next steps: Condensed links and closing paragraph

Impact

• Lines: 136 → 58 (57% reduction)
• Bullet points: 39 → 4 (90% reduction)
• Technical accuracy: 100% preserved
• Readability: Improved through conciseness

Types of Bloat Removed

1. ✅ Duplicate content (security mentioned twice)
2. ✅ Excessive bullet points
3. ✅ Verbose descriptions
4. ✅ Repetitive structure ("What makes..." pattern)
5. ✅ Redundant sections

Screenshot

HD screenshot of the cleaned documentation page in Astro Starlight:

Verification

All essential information has been preserved:

• ✅ Core concepts explained
• ✅ All technical details maintained
• ✅ Links to related documentation intact
• ✅ Code examples preserved
• ✅ Frontmatter metadata unchanged

Cache Update

Updated /tmp/gh-aw/cache-memory/cleaned-files.txt to track this cleanup and avoid duplicate work in future runs.

AI generated by Documentation Unbloat

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