Hono middleware to set env variables in cloudflare workers

README.md

Ensure nodejs_compat is set in wrangler.json or wrangler.toml

"compatibility_flags": [ "nodejs_compat" ],

middleware.ts

import * as process from 'node:process'
app.use((c, next) => {
    Object.entries(c.env).forEach(([key, value]) => {
        process.env[key] = value
    })
    next()
})

// Then use the following within the worker
import * as process from 'node:process'
console.log(process.env)