feat: pds updates with telemetry and branding changes

vars/main.yml.example

@@ -6,7 +6,7 @@ pds_admin_email: admin@example.com
 # pds_data_dir must be /pds — the installer enforces this
 pds_data_dir: /pds
 pds_image_tag: "0.4"
-pds_blob_upload_limit: 104857600
+pds_blob_upload_limit: 314572800
 pds_rate_limits_enabled: true
 pds_invite_required: true
 
@@ -30,3 +30,22 @@ pds_invite_required: true
 # Email (uncomment to enable email verification)
 # pds_email_smtp_url: smtps://username:password@smtp.example.com/
 # pds_email_from_address: admin@example.com
+
+# Branding (all optional — defaults to hostname + "PDS" with neutral colors)
+# pds_service_name: "Example Social"
+# pds_logo_url: "https://example.com/logo.svg"
+# pds_primary_color: "#7c3aed"
+# pds_error_color: "#dc2626"
+# pds_warning_color: "#f59e0b"
+# pds_info_color: "#3b82f6"
+# pds_success_color: "#16a34a"
+# pds_home_url: "https://example.com"
+# pds_terms_of_service_url: "https://example.com/tos"
+# pds_privacy_policy_url: "https://example.com/privacy"
+# pds_support_url: "https://example.com/support"
+# pds_background_light_url: "https://example.com/bg-light.png"
+# pds_background_dark_url: "https://example.com/bg-dark.png"
+
+# Telemetry & monitoring (OpenTelemetry + Prometheus + Grafana)
+# Requires recent PDS image (telemetry added in @atproto/pds 0.5.26, distro tag 0.4.5026+)
+# pds_telemetry_enabled: true