cowl-licensing/
├── wrangler.toml      # Worker config (fill in database_id)
├── schema.sql         # D1 table definitions
├── seed.sql           # Data import (637 serials, 976 licenses, 11 products)
└── src/
    └── index.js       # Single-file Worker — all 8 endpoints

Deploy

# 1. Create the D1 database
wrangler d1 create cowl-licensing
# Copy the database_id into wrangler.toml

# 2. Create tables
wrangler d1 execute cowl-licensing --file=schema.sql

# 3. Import data
wrangler d1 execute cowl-licensing --file=seed.sql

# 4. Deploy
wrangler deploy

Endpoints

All endpoints mirror the original PHP API exactly (.php URLs preserved).

Method	Path	Description
POST	`/v1/activate.php`	Activate a license
GET/POST	`/v1/check_update.php`	Check for product update
POST	`/v1/get_licenses.php`	List licenses for a product
GET/POST	`/v1/get_products.php`	List all products + editions
POST	`/v1/get_serial_numbers.php`	List serial numbers for a product
POST	`/v1/keygen.php`	Generate new serial numbers
POST	`/v1/renew_license.php`	Renew license expiration
POST	`/v1/update_product.php`	Update product version

All requests/responses use XML. Request body: <request>...</request>. Response: <?xml version="1.0" encoding="utf-8"?><response>...</response>.

Notes

Special serials FREE (edition 1) and TRIAL (edition 2) bypass the serial_numbers table
Activation limit of 0 = unlimited activations
Version limit of 0 = all versions allowed
keygen caps at 100 keys per call; generated serials are 16-char uppercase alphanumeric (BMT Micro compatible)
All queries use parameterized statements (SQL injection safe)