Start learning log — begin Phase 0 Lesson 2

[JACK-123666]

What this PR does

Kind of change

• New lesson
• Fix to an existing lesson
• Translation
• New output (prompt, skill, agent, MCP server)
• Docs / website / tooling

Checklist

• Code runs without errors with the listed dependencies
• No comments in code files (docs explain, code is self-explanatory)
• Built from scratch first, then shown with a framework (for new lessons)
• Lesson folder matches LESSON_TEMPLATE.md structure
• ROADMAP.md row for the lesson is a markdown link ([Name](phases/...)), not bare text
• One lesson per commit (atomic per-lesson rule)
• Tested locally / code output matches what docs/en.md claims

Phase / lesson

Notes for reviewer

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: CHILL

Plan: Pro

Run ID: e719cec3-c2d2-440e-bea8-6f3cf08e5a8a

📥 Commits

Reviewing files that changed from the base of the PR and between 44b9b14 and ca33398.

📒 Files selected for processing (1)

• my_learning_log.md

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📝 Walkthrough

Walkthrough

A new learning log file (my_learning_log.md) is created with a title header, a session start timestamp, and two Phase 0 lesson checklist items to track learning progress.

Changes

Learning Log

Layer / File(s)	Summary
Learning log initialization my_learning_log.md	A new learning log file is initialized with a "My Learning Log" header, a start timestamp (Thu Jun 4 20:26:55 2026), and two Phase 0 checklist entries (Phase 0 Lesson 1 marked complete, Phase 0 Lesson 2 marked in progress).

🎯 1 (Trivial) | ⏱️ ~2 minutes

🚥 Pre-merge checks | ✅ 4 | ❌ 1

❌ Failed checks (1 inconclusive)

Check name	Status	Explanation	Resolution
Description check	❓ Inconclusive	The PR description is a template with unfilled sections and does not provide meaningful information about the changeset.	Fill in the PR description with details about what the learning log entry accomplishes and why it was created.

✅ Passed checks (4 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title accurately reflects the main change: initializing a learning log and starting Phase 0 Lesson 2, which matches the file addition and content.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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