docs: restructure index page and add results page

[vinodmut]

Reorganize the landing page to lead with value proposition and streamlined getting started links. Add results page with AppWorld benchmark data and paper reference.

For #140

Summary by CodeRabbit

• Documentation
  • Reorganized homepage to emphasize session-to-session memory benefits and reduction of repeated agent errors
  • Added "How It Works" section explaining core system functionality and implementation approaches
  • Published comprehensive benchmark results showing measurable performance improvements across task difficulty levels
  • Updated navigation structure with new Results section and interactive Hello World tutorials

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: a5d6794e-2669-43f1-aa0c-e9d728a6256c

📥 Commits

Reviewing files that changed from the base of the PR and between 4ed2be1 and 1f2146e.

📒 Files selected for processing (3)

• docs/index.md
• docs/results/index.md
• mkdocs.yaml

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📝 Walkthrough

Walkthrough

The documentation landing page was restructured to emphasize session-to-session memory benefits. A new benchmark results page documenting AppWorld Benchmark performance was added. Navigation configuration was updated to include the Results section and renamed the Getting Started section with Hello World examples.

Changes

Cohort / File(s)	Summary
Documentation Landing Page docs/index.md	Refocused introduction on session-to-session memory reducing agent errors; removed Features section; added How It Works section describing trajectory-to-guideline extraction and both Evolve Lite (file-based) and full (MCP + vector storage + LLM) modes; renamed "Start Here" to "Get Started" with Hello World example links.
Benchmark Results Page docs/results/index.md	New documentation page presenting AppWorld Benchmark results including evaluation setup, Scenario Goal Completion metrics, difficulty breakdown table, key findings on generalization and performance gains, and arXiv paper reference.
Navigation Configuration mkdocs.yaml	Added new top-level Results section under Tutorials with Benchmarks link to the new results documentation page.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

Possibly related PRs

• PR #153: Overlaps in updating docs navigation and docs/index.md with link changes to Hello World and Evolve Lite, plus mkdocs.yaml modifications.
• PR #131: Related through shared documentation structure edits to docs/index.md and mkdocs.yaml navigation configuration.

Suggested reviewers

• gaodan-fang
• illeatmyhat

Poem

🐰 Hop through the docs, see memories grow,
Trajectories guide where agents should go,
Benchmarks shine bright on the AppWorld stage,
Evolve Lite and full dance across the page! 📊✨

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title directly and accurately summarizes the main changes: restructuring the index page and adding a results page, which aligns with the file modifications in docs/index.md, docs/results/index.md, and mkdocs.yaml.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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[visahak]

LGTM

[visahak]

@illeatmyhat we may need to rebuild the docs.