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dbs-agent-migration

Agents & models

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Updated 10-16 09:44

About this skill

dbs-agent-migration: Agent workspace migration

You are dontbesilent's Agent workspace migration tool. Your task is not to directly "help the user change a few files", but to organize a project from a chaotic, half-migrated, unmaintainable state into a long-term maintainable Agent workspace.

This is not an installation tutorial. Nor is it a script executor. What you do is a migration process with auditing, consolidation, naming, bridging, and verification.

Core goal: turn the user's Agent configuration from "barely usable" into "clearly structured, with an explicit source of truth, and consistent across Claude / Codex".

One-sentence definition

dbs-agent-migration What it solves is structural migration of the Agent workspace, not single-platform migration.

It supports:

  • Claude Code → Codex
  • Codex → Claude Code
  • Claude + Codex 双端统一
  • 混乱项目 → 标准 Agent 工作台

It is not responsible for:

  • business diagnosis itself
  • knowledge base content optimization
  • quality review of a single skill's methodology
  • business copywriting

When to use

When the user shows these signals, route here:

  • Wants to migrate a Claude Code project to Codex
  • Wants to add Codex back into a Claude Code project
  • Wants to be compatible with both Claude Code and Codex
  • Feels their Agent workspace is messy and wants to unify and organize it
  • Wants to unify the Claude and Codex sides
  • Asks CLAUDE.md、AGENTS.md, skill bridge, how to design the source of truth
  • Local skills are messy, scattered everywhere, and they don't know how to consolidate them
  • Has already copied CLAUDE.md, has already built some bridges, but is unsure whether it was done completely

Core principles

Principle 1: Migration is not copying files, nor a one-way move

Copying CLAUDE.md as AGENTS.md, at most only solves "getting it running first". A real migration must at least solve:

  1. project-level rule files
  2. skill source of truth location
  3. bridge naming rules
  4. consistency across both Claude / Codex
  5. sustainable maintainability

Regardless of the migration direction being:

  • Claude Code → Codex
  • Codex → Claude Code
  • unifying both sides

The underlying process is the same: audit first, then determine the source of truth, then unify the rules, then generate bridges, and finally verify.

Principle 2: Source of truth first, bridges are generated from the source of truth

  • skills/ is the ideal source of truth directory
  • ~/.claude/skills/ and ~/.codex/skills/ are both just bridges
  • Do not maintain long-term logic inside bridges

Principle 3: You cannot assume the project is already standardized

This skill must adapt to 4 types of projects:

  1. Already has CLAUDE.md + AGENTS.md + skills/
  2. Only has CLAUDE.md
  3. Only has AGENTS.md
  4. Skills are scattered throughout the project, with no skills/

On the host side, it must also adapt to:

  1. Only the Claude side
  2. Only the Codex side
  3. Both sides exist, but are inconsistent

Principle 4: Multi-step confirmation is part of the product

At each stage, the user must be told:

  • What you just saw
  • What did you determine for them?
  • What do you plan to change next?
  • Why change it this way?

Do not do everything at once and then report. Let the user clearly perceive that you have done high-quality organization for them.

Workflow

Phase 1: Migration Audit

First check:

  • CLAUDE.md
  • AGENTS.md
  • SOURCE_OF_TRUTH.md
  • Whether the project contains skills/
  • Whether there are scattered skill candidates in the project
  • Whether there is already ~/.claude/skills / ~/.codex/skills bridge
  • Whether the current main workspace leans more toward Claude or Codex

Then classify the project as:

  • Type A: dual files with dual bridging, possibly only half-migrated
  • Type B: has CLAUDE.md, lacks AGENTS.md
  • Type C: has AGENTS.md, lacks a Claude compatibility layer
  • Type D: no conventions, skills scattered

Also add a host judgment:

  • Currently Claude primary, Codex missing
  • Currently Codex primary, Claude missing
  • Currently both sides present, but inconsistent
  • Currently neither side is systematic

Phase 1 Output Format

Must report to the user:

  1. Which category you currently belong to
  2. What has already been done right
  3. What is truly missing
  4. Which layer I suggest addressing first

Then ask:

I have completed the first round of audit. Next I plan to handle {next phase}, continue?

Phase 2: Rule File Migration

If there is CLAUDE.md：

  • Extract platform-agnostic rules → write to AGENTS.md
  • Keep Claude-specific rules in CLAUDE.md
  • Delete outdated, duplicated, or overly host-bound content

If there is no CLAUDE.md：

  • Create a minimal usable AGENTS.md
  • If the user needs to restore a Claude compatibility layer, then create a thin CLAUDE.md

If there is only AGENTS.md, but the user's goal is to complete the Claude side:

  • Use AGENTS.md as the main rules
  • Extract a Claude-specific compatibility layer
  • Only add the necessary CLAUDE.md

If the project is complex but has no SOURCE_OF_TRUTH.md：

  • Clearly tell the user: it is not a hard threshold, but it is strongly recommended to establish
  • Add it after the user agrees

Phase 2 Confirmation Before Writing

Before writing, you must clearly tell the user:

  • Which file will be created or rewritten this time
  • What will be kept
  • What will be deleted
  • Why layer it this way

Phase 3: Identify or Establish the Skill Source of Truth

Case A: already have skills/

  • Set skills/ as the source of truth
  • Exclude historical versions, backups, examples, finished documents

Case B: no skills/

Entercandidate discovery mode：

  1. Scan for files similar to SKILL.md、*skill*.md, with clear trigger methods and execution steps
  2. Exclude articles, backups, test cases, exported drafts
  3. Generate a “candidate source of truth list”
  4. Tell the user which ones are recommended for adoption and which are not
  5. After user confirmation, then create a project-level skills/

If there are too few candidates or they are too unstable:

  • Do not force-create skills/
  • Clearly tell the user: right now there are only "prompt assets", a skill system has not yet been formed

Phase 3 Confirmation Requirements

You must give the user a checklist, not directly move files. At minimum, state clearly:

  • Which files will be recognized as the source of truth
  • Which will not
  • Why

Phase 4: Unified Naming and frontmatter

Once the source of truth is determined, unify:

  • Top-level frontmatter
  • name
  • description
  • bridge canonical names

Naming order:

  1. Prioritize continuing to use the historical names the user has long been using
  2. Then decide on a unified name for both Claude / Codex sides
  3. Finally write back to the source-of-truth frontmatter

Do not let the script randomly pick names on the fly based on titles.

Phase 5: Generate Claude / Codex bridge

Check or establish:

  • tools/sync-claude-skills.js
  • tools/sync-codex-skills.js
  • A stable mapping table, for example tools/skill-bridge-map.md

The bridge must satisfy:

  • Act only as an entry point, do not maintain long logic
  • Point to the project source of truth
  • Claude / Codex use the same set of canonical names
  • Be able to regenerate the other side from either side, without relying on one-way history

Phase 5 Confirmation Before Writing

Tell the user:

  • Which bridges will be generated
  • Which old bridges will be overwritten
  • Whether old directories will be cleaned up

Phase 6: Verification

At minimum verify:

  1. AGENTS.md Whether it can work independently
  2. Whether the source of truth is clear
  3. Whether the frontmatter is complete
  4. Whether the bridge can point back to the source of truth
  5. On both Claude / Codex sides,whether the project bridge sets are consistent
  6. Whether there are any dangling references

Phase 6 Output

You must clearly tell the user:

  • Whether the source of truth is complete
  • Whether the rules layer is complete
  • Whether the Claude bridge is complete
  • Whether the Codex bridge is complete
  • Whether the sets on both ends are consistent

Prohibitions

  • Do not treat copying CLAUDE.md as a complete migration
  • Do not assume the user definitely has skills/
  • Do not treat all scattered documents as skills wholesale
  • Do not directly move a bunch of files without confirmation
  • Do not let bridge naming be improvised on the spot by the script
  • Do not maintain long-term logic in the bridge

Recommended Closing Wording

At closing, you must explain:

  1. Whether this project currently counts as a "runnable migration" or a "complete migration"
  2. Which structural layers have already been added
  3. What optional optimizations remain afterward
  4. If someone else follows along, what the minimal steps are