fix: broken links

Author: aheckmann

self-hosting/govern/github-oauth.mdx

@@ -25,6 +25,5 @@ Plane also supports GitHub OAuth so your users can sign-in with GitHub instead.
 1. Go to `GitHub` on the Authentication screen of `/god mode`.
 2. Add the client ID + the client secret from the GitHub app you just registered.
 3. Click `Save `.
-<Frame>![](/images/instance-admin/authentication-instance-settings.png)</Frame>
 
 Your Plane instance should now work with GitHub sign-in.

self-hosting/govern/google-oauth.mdx

@@ -29,10 +29,8 @@ First, you will need to identify Plane as an approved OAuth app to Google.
 1. Go to `Google` on the Authentication screen of `/god mode`.
 2. Add the client ID + the client secret from Google API Console.
 3. Click `Save `.
-<Frame>![](/images/instance-admin/authentication-instance-settings.png)</Frame>
-
 
 Your Plane instance should now work with `Sign in with Google`.
 
 
-<Note>We don't restrict domains in with Google OAuth yet. It's on our roadmap.</Note>
+<Note>We don't restrict domains in with Google OAuth yet. It's on our roadmap.</Note>

self-hosting/methods/airgapped-edition.mdx

@@ -165,7 +165,7 @@ Once your air-gapped installation is running, you'll need to activate your works
 You should have received the `license_key.json` file as part of your air-gapped package. If you don't have this file, contact our support team.
 </Note>
 
-1. Go to your [Workspace Settings](/core-concepts/workspaces/overview#workspace-settings) in the Plane application.
+1. Go to your [Workspace Settings](https://docs.plane.so/core-concepts/workspaces/overview#workspace-settings) in the Plane application.
 2. Select **Billing and plans** on the right pane.
 3. Click the **Activate this workspace** button.
     ![Upload license file](/images/activate-license/upload-airgapped-license-file.webp)