docs: complete structural, content, and style improvements (S4-S6, C1-C5, F5)
Structural:
- S4: Add Slot System section to Container-Lifecycle-and-Sessions explaining
container naming, auto-allocation, per-slot isolation, and alias suffixes
- S5: Merge Self-Update into System-Health-Check (update commands, how-it-works,
post-update steps); Self-Update.md becomes a redirect
- S6: Add Migration-Guide.md covering .coi.toml → .coi/config.toml move and
[[mounts]] vs [[mounts.default]] syntax difference
Content:
- C1: Add Best-Practices.md covering session mode selection, network mode
guide, monitoring recommendations, long-running tasks, team workflows,
AI-generated code handling, and storage cleanup
- C2: Expand Snapshot-Management.md with context opener (stateless vs stateful
tradeoffs, restore requirement) and Best Practices section
- C3: Add Troubleshooting section to Image-Management.md (image not found,
build failures, wrong image applied, stale image after update) and
Best Practices section
- C4: Document coi run in Container-Operations.md with use cases, flags,
and differences from coi shell
- C5: Add JSONL field schema tables to Security-Monitoring.md (common fields,
type-specific fields, NFT-specific fields)
Formatting:
- F5: Add Best Practices sections to Network-Isolation, Profiles,
Image-Management, and Snapshot-Management
Navigation:
- Home.md updated with Best-Practices and Migration-Guide in nav