Velin Block: Dialog Sheet 1.4.0

Official Velin-native Block manifest, install surface, and Adapt contract for dialog-sheet.

Product boundary: Core Features are Velin-native. They do not extend Tailwind Compat/Migrate and do not port Shadcn, Radix, or Tailwind UI.

Purpose

Dialog and sheet overlay patterns using velin-dialog and velin-sheet. Version 0.1.0; HTML framework; peer @birdapi/velinstyle ^1.4.0.

Install

velinstyle blocks info dialog-sheet
velinstyle blocks add dialog-sheet
velinstyle blocks add dialog-sheet --dry-run
velinstyle blocks add dialog-sheet --out my-blocks

Manifest inventory

Field	Value
Files	`dialog-sheet.html`, `dialog-sheet.css`, `README.md`
Components	`velin-dialog`, `velin-sheet`
Tokens	`--velin-space-4`, `--velin-surface-overlay`, `--velin-color-focus`

Adapt contract

{
  "roles": [],
  "density": [
    "comfortable"
  ],
  "layout": [
    "stack"
  ],
  "allowedActions": [
    "component-attribute"
  ],
  "wcAttributeAllowlist": {
    "velin-dialog": [
      "open",
      "title"
    ],
    "velin-sheet": [
      "open",
      "title"
    ]
  }
}

Accessibility contract

Dialog landmark, Escape close, trapped focus while open, and aria-modal via the Web Components.

Ownership and limits

The listed files are copied into the project and become user-owned source. Existing changed files fail by default; use --force only deliberately. The contract can narrow Adapt but never bypass validator or guardrails.