Update gems and fix lint to clear CI failures

Bumps dependencies (jwt 3.2.0, puma 8.0.2, net-imap 0.6.4.1 and others
via bundle update) to resolve bundler-audit advisories, and applies
standardrb autofixes so the lint job passes.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

app/controllers/api/forward_auth_controller.rb

@@ -156,7 +156,7 @@ module Api
     end
 
     def render_bearer_error(message)
-      render json: { error: message }, status: :unauthorized
+      render json: {error: message}, status: :unauthorized
     end
 
     def check_forward_auth_token
@@ -207,7 +207,7 @@ module Api
 
       session[:return_to_after_authenticating] = original_url
 
-      login_params = { rd: original_url, rm: request.method }
+      login_params = {rd: original_url, rm: request.method}
       login_url = "#{base_url}/signin?#{login_params.to_query}"
 
       redirect_to login_url, allow_other_host: true, status: :found

app/controllers/concerns/authentication.rb

@@ -191,7 +191,7 @@ module Authentication
     token = SecureRandom.urlsafe_base64(32)
     Rails.cache.write(
       "forward_auth_token:#{token}",
-      { session_id: session_obj.id, host: bound_host },
+      {session_id: session_obj.id, host: bound_host},
       expires_in: 60.seconds
     )
 

app/helpers/application_helper.rb

@@ -31,7 +31,7 @@ module ApplicationHelper
     end
     lines << "OIDC_DISCOVERY_URL=#{OidcJwtService.issuer_url}"
     lines << "OIDC_PROVIDER_NAME='Clinch'"
-    lines << "OIDC_REQUIRE_PKCE=#{application.requires_pkce? ? 'true' : 'false'}"
+    lines << "OIDC_REQUIRE_PKCE=#{application.requires_pkce? ? "true" : "false"}"
     lines
   end
 

app/lib/private_address_check.rb

@@ -35,7 +35,7 @@ module PrivateAddressCheck
     return [ip] if ip
 
     Resolv.getaddresses(host.to_s).filter_map { |a| parse_ip(a) }
-  rescue StandardError
+  rescue
     # Resolution failure: surface no addresses. Callers treat "can't resolve" as
     # not-provably-internal; the dial itself will then fail safely.
     []

app/mailers/totp_mailer.rb

@@ -2,6 +2,6 @@ class TotpMailer < ApplicationMailer
   def enabled(user)
     @user = user
     mail subject: "Two-factor authentication enabled on your account",
-         to: user.email_address
+      to: user.email_address
   end
 end