fix(email-renderer): preserve multiline text across email formats

packages/email-renderer/src/blocks.ts

@@ -32,6 +32,7 @@ const html = (value: unknown) =>
     .replaceAll('"', """)
     .replaceAll("'", "'");
 const attrs = (node: BlockNode) => node.props as Record<string, unknown>;
+const multilineText = (value: unknown) => html(value).replace(/\r\n?|\n/g, "<br />");
 const imageDimension = (fallback: string): ValueSchema<string> => ({
   kind: "string",
   defaultValue: fallback,
@@ -290,11 +291,11 @@ export const textBlock = leaf(
   {
     emailHtml: ({ node }) =>
       emailCell(
-        `<p style="font-family:inherit;line-height:1.5;margin:0 0 16px;white-space:pre-line;">${html(attrs(node).text)}</p>`,
+        `<p style="font-family:inherit;line-height:1.5;margin:0 0 16px;">${multilineText(attrs(node).text)}</p>`,
         node,
       ),
-    ampEmail: ({ node }) => emailCell(`<p>${html(attrs(node).text)}</p>`, node),
-    mjml: ({ node }) => `<mj-text>${html(attrs(node).text)}</mj-text>`,
+    ampEmail: ({ node }) => emailCell(`<p>${multilineText(attrs(node).text)}</p>`, node),
+    mjml: ({ node }) => `<mj-text>${multilineText(attrs(node).text)}</mj-text>`,
   },
   ({ node }) => `${String(attrs(node).text)}\n\n`,
 );