# layers-interaction-flow

A skill for mapping interaction structure before visual design: places, affordances, edge cases and failure paths.

- skill · `type=skill` · Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, OpenCode · 2000 installs · ★ 313
- Author: jamiemill
- License: MIT · policy=mirror · the beginning of the file is at the end of this page
- Source: https://github.com/jamiemill/layers-skills/tree/HEAD/skills/layers-interaction-flow/SKILL.md
- Updated: 2026-05-30
- HTML: https://affpapa.org/en/nevibecode/skills/layers-interaction-flow

## What it does

This is a library of techniques, not a script. The skill helps you break an interaction flow into places, available actions and transitions between states without committing to how anything looks. It sits above the conceptual model and below the surface layer. If the model underneath is not stable, flows built on it often need redoing — check that first.

The default technique is breadboarding: a text notation where each place lists its affordances with named destinations plus the content shown there. Around it sit walking the flow as the user, user story mapping, task analysis, service blueprinting and a flow diagram for orientation. The skill suggests picking the technique that fits: breadboarding for most flows, task analysis for a redesign, story mapping when there is a lot to plan.

The skill assumes `/layers-intro` has been loaded. The disciplines are plain: every affordance needs a named destination, and edges are required steps rather than afterthoughts. More than 5–6 places for a single job story is a signal to look for what can be collapsed.

## Install

### Claude Code (native platform)

1. **Skills CLI (Vercel)**
```bash
npx skills add jamiemill/layers-skills --skill layers-interaction-flow -a claude-code
```

2. **Manually: put the files in place**
- File: `~/.claude/skills/layers-interaction-flow/SKILL.md` — Copy the whole skill folder; for one project use .claude/skills/layers-interaction-flow/

### Codex

1. **Skills CLI (Vercel)**
```bash
npx skills add jamiemill/layers-skills --skill layers-interaction-flow -a codex
```

2. **Manually: put the files in place**
- File: `.agents/skills/layers-interaction-flow/SKILL.md` — For all projects use ~/.agents/skills/

### Cursor

1. **Skills CLI (Vercel)**
```bash
npx skills add jamiemill/layers-skills --skill layers-interaction-flow -a cursor
```

2. **Manually: put the files in place**
- File: `.cursor/skills/layers-interaction-flow/SKILL.md` — Cursor also reads .agents/skills/ and .claude/skills/

### GitHub Copilot

1. **GitHub CLI**
```bash
gh skill install jamiemill/layers-skills layers-interaction-flow
```

2. **Manually: put the files in place**
- File: `.github/skills/layers-interaction-flow/SKILL.md`

### Gemini CLI

1. **Skills CLI (Vercel)**
```bash
npx skills add jamiemill/layers-skills --skill layers-interaction-flow -a gemini-cli
```

2. **Platform CLI**
```bash
gemini skills install https://github.com/jamiemill/layers-skills --path skills/layers-interaction-flow
```

### Windsurf (Devin Desktop)

**Manually: put the files in place**
- File: `.devin/skills/layers-interaction-flow/SKILL.md` — The legacy .windsurf/skills/ path still works

### OpenCode

**Skills CLI (Vercel)**
```bash
npx skills add jamiemill/layers-skills --skill layers-interaction-flow -a opencode
```

### Claude.ai

**Claude.ai**
- Zip the folder and upload it in Settings → Capabilities → Skills

Where a file is given instead of a command, copy the files from the source to that path: https://github.com/jamiemill/layers-skills/tree/HEAD/skills/layers-interaction-flow/SKILL.md

## When to use it
- map a flow into places and transitions before drawing screens
- surface unmade decisions in failure paths and empty states
- check that interface vocabulary matches the conceptual model
- pick the right technique: breadboarding, task analysis or story mapping
- capture open decisions and risks before moving to visual design

## Example prompts
- breadboard the checkout flow for me
- walk the flow as the user and find the unmade edge cases
- map user stories for new-user onboarding

## Source text · SKILL.md · MIT

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BEGIN THIRD-PARTY FILE 6c11604f23a77e16
````text
---
name: layers-interaction-flow
description: Techniques for mapping interaction structure and flow — places, affordances, edge cases, and failure paths — without committing to visual form
---

# /layers-interaction-flow

*Assumes `/layers-intro` has been loaded. This skill is a library of techniques, not a script — see "How to use these skills" there.*

The interaction structure and flow layer defines how a person interacts with the product: the places they navigate, the affordances available, the content presented, and the flow between states. It sits above the conceptual model (which defines *what exists*) and below the surface (which defines *how it looks*).

A breadboard is always for a particular user in a particular situation doing a particular job. Know which job story before you start.

---

## The decisions this layer makes

- The distinct places this flow moves through
- What the user can do in each place, and where each action leads
- What content each place needs to show
- What happens on failure paths, empty states, and edge cases
- Whether the flow is as simple as it can be while still serving the job

If the conceptual model beneath isn't stable, flows built on it often need redoing — check that first.

---

## Disciplines — what keeps a flow honest

- **Every affordance has a named destination.** "Submit → where?" If you can't name it, it's an unmade decision.
- **Edges are required steps, not afterthoughts.** Breadboard the failure paths (validation, server error, disconnection, timeout, concurrent edit), the empty and loading states, the post-action state, and the cancel path. Each gap is an unmade design decision — name it.
- **No broken objects.** For each conceptual-model object in this flow, its attributes and actions should be available together — not scattered across screens with no cross-linking.
- **No isolated objects.** Each model relationship should be visible and navigable in the flow, or there should be a deliberate decision that it needn't be.
- **Vocabulary matches the model's ubiquitous language.**
- **Naming places is a design decision** — descriptive and user-meaningful ("Referral dashboard", not "Page 3").
- **Keep it minimal.** More than 5–6 places for a single job story is a signal to look for what can be collapsed.

---

## Breadboard notation

```
Place name
- affordance → destination place
- affordance → destination place
[ content shown in this place ]
```

---

## Techniques
````
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First 2488 of 4800 bytes. © jamiemill · MIT · https://github.com/jamiemill/layers-skills/tree/HEAD/skills/layers-interaction-flow/SKILL.md

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