[BRANDING] Move docs.gitea.com to forgejo.org/docs

- Replace links from docs.gitea.com with forgejo.org/docs for those
where the relevant links are available on the Forgejo documentation.
- Resolves #2892

options/locale/locale_en-US.ini

@@ -3148,7 +3148,7 @@ auths.tip.google_plus = Obtain OAuth2 client credentials from the Google API con
 auths.tip.openid_connect = Use the OpenID Connect Discovery URL (<server>/.well-known/openid-configuration) to specify the endpoints
 auths.tip.twitter = Go to https://dev.twitter.com/apps, create an application and ensure that the “Allow this application to be used to Sign in with Twitter” option is enabled
 auths.tip.discord = Register a new application on https://discordapp.com/developers/applications/me
-auths.tip.gitea = Register a new OAuth2 application. Guide can be found at https://docs.gitea.com/development/oauth2-provider
+auths.tip.gitea = Register a new OAuth2 application. Guide can be found at https://forgejo.org/docs/latest/user/oauth2-provider
 auths.tip.yandex = Create a new application at https://oauth.yandex.com/client/new. Select following permissions from the "Yandex.Passport API" section: "Access to email address", "Access to user avatar" and "Access to username, first name and surname, gender"
 auths.tip.mastodon = Input a custom instance URL for the mastodon instance you want to authenticate with (or use the default one)
 auths.edit = Edit authentication source

templates/install.tmpl

@@ -8,7 +8,7 @@
 			<div class="ui attached segment">
 				{{template "base/alert" .}}
 
-				<p>{{ctx.Locale.Tr "install.docker_helper" "https://docs.gitea.com/installation/install-with-docker"}}</p>
+				<p>{{ctx.Locale.Tr "install.docker_helper" "https://forgejo.org/docs/latest/admin/installation-docker/"}}</p>
 
 				<form class="ui form" action="{{AppSubUrl}}/" method="post">
 					<!-- Database Settings -->

templates/repo/actions/no_workflows.tmpl

@@ -2,7 +2,7 @@
 	{{svg "octicon-no-entry" 48}}
 	<h2>{{ctx.Locale.Tr "actions.runs.no_workflows"}}</h2>
 	{{if and .CanWriteCode .CanWriteActions}}
-		<p>{{ctx.Locale.Tr "actions.runs.no_workflows.quick_start" "https://docs.gitea.com/usage/actions/quickstart/"}}</p>
+		<p>{{ctx.Locale.Tr "actions.runs.no_workflows.quick_start" "https://forgejo.org/docs/latest/admin/actions/"}}</p>
 	{{end}}
-	<p>{{ctx.Locale.Tr "actions.runs.no_workflows.documentation" "https://docs.gitea.com/usage/actions/overview/"}}</p>
+	<p>{{ctx.Locale.Tr "actions.runs.no_workflows.documentation" "https://forgejo.org/docs/latest/admin/actions/"}}</p>
 </div>

templates/repo/migrate/gitea.tmpl

@@ -21,7 +21,7 @@
 					<div class="inline field {{if .Err_Auth}}error{{end}}">
 						<label for="auth_token">{{ctx.Locale.Tr "access_token"}}</label>
 						<input id="auth_token" name="auth_token" type="password" autocomplete="new-password" value="{{.auth_token}}" {{if not .auth_token}} data-need-clear="true" {{end}}>
-						<a target="_blank" href="https://docs.gitea.com/development/api-usage">{{svg "octicon-question"}}</a>
+						<a target="_blank" href="https://forgejo.org/docs/latest/user/api-usage/">{{svg "octicon-question"}}</a>
 					</div>
 
 					{{template "repo/migrate/options" .}}

templates/user/settings/applications.tmpl

@@ -75,7 +75,7 @@
 						{{ctx.Locale.Tr "settings.select_permissions"}}
 					</summary>
 					<p class="activity meta">
-						<i>{{ctx.Locale.Tr "settings.access_token_desc" (`href="/api/swagger" target="_blank"`|SafeHTML) (`href="https://docs.gitea.com/development/oauth2-provider#scopes" target="_blank"`|SafeHTML)}}</i>
+						<i>{{ctx.Locale.Tr "settings.access_token_desc" (`href="/api/swagger" target="_blank"`|SafeHTML) (`href="https://forgejo.org/docs/latest/user/token-scope/" target="_blank"`|SafeHTML)}}</i>
 					</p>
 					<div class="scoped-access-token-mount">
 						<scoped-access-token-selector