docs: add meta descriptions

docs/help/contents/README.md

@@ -1,6 +1,6 @@
 ---
 title: Notesnook Help
-description: Your complete and free guide to using Notesnook as a daily note taking app to organize your work and life while safeguarding your privacy.
+description: Your complete and free resource to using Notesnook as a daily note taking app to organize your work and life while safeguarding your privacy.
 ---
 
 # Welcome to Notesnook Help

docs/help/contents/create-a-note-in-notesnook.md

@@ -1,3 +1,8 @@
+---
+title: Create your first note
+description: Notesnook let's you create unlimited notes for free. Learn how you can create your first note in Notesnook.
+---
+
 # Creating your first note
 
 You are in a notes app, the first thing you want to do is make a note.

docs/help/contents/deleting-your-account.md

@@ -1,6 +1,11 @@
+---
+title: Deleting your account
+description: No questions asked! You can delete your account anytime from mobile and desktop apps with a single click and delete all your data
+---
+
 # Deleting your account
 
-Notesnook allows users to quickly and easily delete their accounts including all their data without any questions asked.
+Notesnook allows you to delete your accounts and your data without any questions asked or keeping you waiting on email.
 
 ## [Web/Desktop](#/tab/web)
 
@@ -27,4 +32,4 @@ All your notes, notebooks, attachments, and any other data that you created with
 
 ### Is there any way to recover deleted data?
 
-No. Once you delete your account, it's gone for good and there is no way for us or anyone else to recover it.
+No. Once you delete your account, it's gone for good and there is no way for us or anyone else to recover it. If your data is important to you, make sure to take a [backup](/backup-and-restore-notes-in-notesnook) before deleting your account or [exporting your notes](/export-notes-from-notesnook).

docs/help/contents/export-notes-from-notesnook.md

@@ -1,3 +1,8 @@
+---
+title: Exporting notes
+description: Notesnook is zero lock-in. You can always export and backup your notes to pdf, html, markdown and plain text files anytime from iOS, Android & Desktop.
+---
+
 # Exporting notes
 
 You can export your notes as PDF, HTML, Markdown and Plain text files on desktop and mobile apps.

docs/help/contents/how-is-my-data-encrypted.md

@@ -1,3 +1,8 @@
+---
+title: How is my data encrypted?
+description: Every byte of your notes data is encrypted with the strongest encryption algorithms on client with XChaCha-Poly1305-IETF & Argon2.
+---
+
 # How is my data encrypted?
 
 > warn Note

docs/help/contents/installation.md

@@ -1,5 +1,6 @@
 ---
 title: Installation
+description: Be productive and keep your notes private with Notesnook. Download Notesnook on Windows, Mac, Linux, iOS, android or even access your notes on the web directly.
 ---
 
 # Installation

docs/help/contents/lock-notes-with-private-vault.md

@@ -1,3 +1,8 @@
+---
+title: Locking notes with private vault
+description: Password protect your most important and sensitive notes with private vault and store them encrypted even on your device.
+---
+
 # Locking notes
 
 Notesnook is a private notes app. All your notes are encrypted and secure by default. We can not read them even if we want to on our servers. However you can still add an extra layer of security and encrypt your most important and sensitive notes by adding them to a vault.

docs/help/contents/note-version-history.md

@@ -1,3 +1,8 @@
+---
+title: Note version history
+description: A log of all your notes edit sessions. Preview and go back to older version of a note whenever needed in case of a mishap.
+---
+
 # Note version history
 
 Notesnook keeps a constant log of all your edit sessions. These are stored as "versions" of a particular notes which you can view & restore to in case of data loss.

docs/help/contents/publish-notes-with-monographs.md

@@ -1,5 +1,6 @@
 ---
 title: Monographs
+description: Anonymous, secure and encrypted note sharing with password protection. Share a note with anyone on the internet even if they do not use Notesnook.
 ---
 
 # Publish notes with monographs

docs/help/contents/recovering-your-account.md

@@ -1,3 +1,8 @@
+---
+title: Recovering your account
+description: Notesnook is one of the few end-to-end encrypted software that allows users to recovery their account in case they forget their passwords. Here is a detailed step-by-step guide into how you can recover your Notesnook account.
+---
+
 # Recovering your account
 
 Notesnook is one of the few end-to-end encrypted software that allows users to recovery their account in case they forget their passwords. Here is a detailed step-by-step guide into how you can recover your Notesnook account.