Sets new users to trial by default and docs improvements (#1536)

* Sets new users to trial by default

* Update README.md

* Update README.md

* Docs improvements

* Adds migration

.vscode/extensions.json

@@ -1,10 +1,12 @@
 {
   "recommendations": [
+    "DavidAnson.vscode-markdownlint", // markdown linting
     "yzhang.markdown-all-in-one", // nicer markdown support
     "esbenp.prettier-vscode", // prettier plugin
     "dbaeumer.vscode-eslint", // eslint plugin
     "bradlc.vscode-tailwindcss", // hinting / autocompletion for tailwind
     "heybourn.headwind", // automatically sort tailwind classes in predictable order, kinda like "prettier for tailwind",
+    "ban.spellright", // Spell check for docs
     "stripe.vscode-stripe" // stripe VSCode extension
   ]
 }

.vscode/settings.json

@@ -6,5 +6,7 @@
     "source.fixAll.eslint": true
   },
   "eslint.run": "onSave",
-  "typescript.preferences.importModuleSpecifier": "non-relative"
+  "typescript.preferences.importModuleSpecifier": "non-relative",
+  "spellright.language": ["en"],
+  "spellright.documentTypes": ["markdown"]
 }