feat: make mqs infra provisioning configurable (#560)

* feat: mqs auto provision configuration

* refactor: infra.Init

* refactor: app lifecycle

* docs: generate config

* chore: gofmt

* chore: rename env to MQS_AUTO_PROVISION

* refactor: simplify ErrInfraNotFound error message

Author: alexluong

docs/pages/references/configuration.mdx

@@ -80,6 +80,7 @@ Global configurations are provided through env variables or a YAML file. ConfigM
 | `LOG_MAX_CONCURRENCY` | Maximum number of log writing operations to process concurrently. | `1` | No |
 | `MAX_DESTINATIONS_PER_TENANT` | Maximum number of destinations allowed per tenant/organization. | `20` | No |
 | `MAX_RETRY_LIMIT` | Maximum number of retry attempts for a single event delivery before giving up. Ignored if retry_schedule is provided. | `10` | No |
+| `MQS_AUTO_PROVISION` | Whether Outpost should create and manage message queue infrastructure. Set to false if you manage infrastructure externally (e.g., via Terraform). Defaults to true for backward compatibility. | `nil` | No |
 | `ORGANIZATION_NAME` | Name of the organization, used for display purposes and potentially in user agent strings. | `nil` | No |
 | `OTEL_EXPORTER` | Specifies the OTLP exporter to use for this telemetry type (e.g., 'otlp'). Typically used with environment variables like OTEL_EXPORTER_OTLP_TRACES_ENDPOINT. | `nil` | Conditional |
 | `OTEL_PROTOCOL` | Specifies the OTLP protocol ('grpc' or 'http') for this telemetry type. Typically used with environment variables like OTEL_EXPORTER_OTLP_TRACES_PROTOCOL. | `nil` | Conditional |
@@ -296,6 +297,9 @@ mqs:
     secret_access_key: ""
 
 
+  # Whether Outpost should create and manage message queue infrastructure. Set to false if you manage infrastructure externally (e.g., via Terraform). Defaults to true for backward compatibility.
+  auto_provision: # <*bool>
+
   # Configuration for using Azure Service Bus as the message queue. Only one MQ provider should be configured.
   azure_servicebus:
     # Service principal client ID