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SurveyJS
Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.
Okay fastest and cheapest way contact your local miners…. Being honest go to your local miners and ask them. This gets around CEXs. Also download bitcoin core. https://bitcoin.org/en/download. Download this to a 1tb flash drive. Do not create a bitcoin wallet. When this is complete go buy a cheap laptop and this is going to be your offline network. Hook up the flash drive and create your wallet offline to the new laptop. Transfer the files. While doing this you are going to create two copy’s of your wallet. One offline and one online. When you contact the miners you will transcribe your wallet address. While that’s going on your bank has already arranged for funds to transfer from credit to the miners. Once the miners receive funds you while be sent the bitcoin. On your online laptop open up bitcoin core. Once you see your funds update the ledger. Unplug your flash drive and upload the flash drive to the offline network. You should see your bitcoin (: