_middleware.ts file (code on first comment), having "@cloudflare/pages-plugin-mailchannels": "^0.1.2" on the dependenciesdata-static-form-name="contact"v=spf1 include:_spf.mx.cloudflare.net include:relay.mailchannels.net include:_spf.google.com -all_mailchannels) with both workers domain and my domain as stated here https://community.cloudflare.com/t/introducing-mailchannels-domain-lockdown/523913/5: v=mc1 cfid=majestico.workers.dev cfid=majestico.it (and see image) 



