docs: upload from mobile

Signed-off-by: Raju Udava <86527202+dstala@users.noreply.github.com>

packages/noco-docs/docs/070.fields/040.field-types/050.custom-types/010.attachment.md

@@ -67,4 +67,7 @@ In self-hosted version, you can configure the following environment variables to
 - NC_SECURE_ATTACHMENTS: Allow accessing attachments only through pre-signed URLs. Default: false
 - NC_ATTACHMENT_EXPIRE_SECONDS: Expiry time for pre-signed URLs. Default: 7200
 
-Find more about environment variables [here](/getting-started/self-hosted/environment-variables)
+Find more about environment variables [here](/getting-started/self-hosted/environment-variables)
+
+## Related articles
+- [Attaching a file from mobile](/views/view-types/form#attaching-a-file-from-mobile-device)

packages/noco-docs/docs/090.views/040.view-types/030.form.md

@@ -83,6 +83,17 @@ When enabled,
 
 ![Survey Form View](/img/v2/views/survey-form.png)
 
+## Attaching a file from mobile device
+To attach a file from mobile device,
+- Click on the `Add File(s)` button in attach field
+- Sample options could be (varies from device to device)
+  - Camera : use this if you wish to take a picture
+  - Files : use this if you wish to attach a file from your device
+
+
+![Attach file from mobile](/img/v2/views/mobile-upload.png)
+
+
 ## Related articles
 [Form View](/views/view-types/grid)  
 [Gallery View](/views/view-types/gallery)