# File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.

from typing import List, Union, Optional
from datetime import datetime
from typing_extensions import Literal, Annotated, TypeAlias

from pydantic import Field as FieldInfo

from ....._utils import PropertyInfo
from ....._models import BaseModel
from ...single_step_migration import SingleStepMigration

__all__ = [
    "Version",
    "Annotations",
    "Assets",
    "AssetsConfig",
    "Binding",
    "BindingWorkersBindingKindAI",
    "BindingWorkersBindingKindAISearch",
    "BindingWorkersBindingKindAISearchNamespace",
    "BindingWorkersBindingKindAnalyticsEngine",
    "BindingWorkersBindingKindAssets",
    "BindingWorkersBindingKindBrowser",
    "BindingWorkersBindingKindD1",
    "BindingWorkersBindingKindDataBlob",
    "BindingWorkersBindingKindDispatchNamespace",
    "BindingWorkersBindingKindDispatchNamespaceOutbound",
    "BindingWorkersBindingKindDispatchNamespaceOutboundParam",
    "BindingWorkersBindingKindDispatchNamespaceOutboundWorker",
    "BindingWorkersBindingKindDurableObjectNamespace",
    "BindingWorkersBindingKindHyperdrive",
    "BindingWorkersBindingKindInherit",
    "BindingWorkersBindingKindImages",
    "BindingWorkersBindingKindJson",
    "BindingWorkersBindingKindKVNamespace",
    "BindingWorkersBindingKindMedia",
    "BindingWorkersBindingKindMTLSCertificate",
    "BindingWorkersBindingKindPlainText",
    "BindingWorkersBindingKindPipelines",
    "BindingWorkersBindingKindQueue",
    "BindingWorkersBindingKindRatelimit",
    "BindingWorkersBindingKindRatelimitSimple",
    "BindingWorkersBindingKindR2Bucket",
    "BindingWorkersBindingKindSecretText",
    "BindingWorkersBindingKindSendEmail",
    "BindingWorkersBindingKindService",
    "BindingWorkersBindingKindTextBlob",
    "BindingWorkersBindingKindVectorize",
    "BindingWorkersBindingKindVersionMetadata",
    "BindingWorkersBindingKindSecretsStoreSecret",
    "BindingWorkersBindingKindFlagship",
    "BindingWorkersBindingKindSecretKey",
    "BindingWorkersBindingKindWorkflow",
    "BindingWorkersBindingKindWasmModule",
    "BindingWorkersBindingKindVPCService",
    "BindingWorkersBindingKindVPCNetwork",
    "Container",
    "Limits",
    "Migrations",
    "MigrationsWorkersMultipleStepMigrations",
    "Module",
    "Placement",
    "PlacementMode",
    "PlacementRegion",
    "PlacementHostname",
    "PlacementHost",
    "PlacementUnionMember4",
    "PlacementUnionMember5",
    "PlacementUnionMember6",
    "PlacementUnionMember7",
    "PlacementUnionMember7Target",
    "PlacementUnionMember7TargetRegion",
    "PlacementUnionMember7TargetHostname",
    "PlacementUnionMember7TargetHost",
]


class Annotations(BaseModel):
    """Metadata about the version."""

    workers_message: Optional[str] = FieldInfo(alias="workers/message", default=None)
    """Human-readable message about the version. Truncated to 1000 bytes if longer."""

    workers_tag: Optional[str] = FieldInfo(alias="workers/tag", default=None)
    """User-provided identifier for the version. Maximum 100 bytes."""

    workers_triggered_by: Optional[str] = FieldInfo(alias="workers/triggered_by", default=None)
    """Operation that triggered the creation of the version."""


class AssetsConfig(BaseModel):
    """Configuration for assets within a Worker."""

    html_handling: Optional[Literal["auto-trailing-slash", "force-trailing-slash", "drop-trailing-slash", "none"]] = (
        None
    )
    """Determines the redirects and rewrites of requests for HTML content."""

    not_found_handling: Optional[Literal["none", "404-page", "single-page-application"]] = None
    """
    Determines the response when a request does not match a static asset, and there
    is no Worker script.
    """

    run_worker_first: Union[List[str], bool, None] = None
    """Contains a list path rules to control routing to either the Worker or assets.

    Glob (\\**) and negative (!) rules are supported. Rules must start with either '/'
    or '!/'. At least one non-negative rule must be provided, and negative rules
    have higher precedence than non-negative rules.
    """


class Assets(BaseModel):
    """Configuration for assets within a Worker.

    [`_headers`](https://developers.cloudflare.com/workers/static-assets/headers/#custom-headers) and
    [`_redirects`](https://developers.cloudflare.com/workers/static-assets/redirects/) files should be
    included as modules named `_headers` and `_redirects` with content type `text/plain`.
    """

    config: Optional[AssetsConfig] = None
    """Configuration for assets within a Worker."""

    jwt: Optional[str] = None
    """Token provided upon successful upload of all files from a registered manifest."""


class BindingWorkersBindingKindAI(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["ai"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindAISearch(BaseModel):
    instance_name: str
    """The user-chosen instance name.

    Must exist at deploy time. The worker can search, chat, update, and manage
    items/jobs on this instance.
    """

    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["ai_search"]
    """The kind of resource that the binding provides."""

    namespace: Optional[str] = None
    """The namespace the instance belongs to.

    Defaults to "default" if omitted. Customers who don't use namespaces can simply
    omit this field.
    """


class BindingWorkersBindingKindAISearchNamespace(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    namespace: str
    """The user-chosen namespace name.

    Must exist before deploy -- Wrangler handles auto-creation on deploy failure (R2
    bucket pattern). The "default" namespace is auto-created by config-api for new
    accounts. Grants full access (CRUD + search + chat) to all instances within the
    namespace.
    """

    type: Literal["ai_search_namespace"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindAnalyticsEngine(BaseModel):
    dataset: str
    """The name of the dataset to bind to."""

    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["analytics_engine"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindAssets(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["assets"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindBrowser(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["browser"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindD1(BaseModel):
    database_id: str
    """Identifier of the D1 database to bind to."""

    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["d1"]
    """The kind of resource that the binding provides."""

    id: Optional[str] = None
    """Identifier of the D1 database to bind to."""


class BindingWorkersBindingKindDataBlob(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    part: str
    """The name of the file containing the data content.

    Only accepted for `service worker syntax` Workers.
    """

    type: Literal["data_blob"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindDispatchNamespaceOutboundParam(BaseModel):
    name: str
    """Name of the parameter."""


class BindingWorkersBindingKindDispatchNamespaceOutboundWorker(BaseModel):
    """Outbound worker."""

    entrypoint: Optional[str] = None
    """Entrypoint to invoke on the outbound worker."""

    environment: Optional[str] = None
    """Environment of the outbound worker."""

    service: Optional[str] = None
    """Name of the outbound worker."""


class BindingWorkersBindingKindDispatchNamespaceOutbound(BaseModel):
    """Outbound worker."""

    params: Optional[List[BindingWorkersBindingKindDispatchNamespaceOutboundParam]] = None
    """
    Pass information from the Dispatch Worker to the Outbound Worker through the
    parameters.
    """

    worker: Optional[BindingWorkersBindingKindDispatchNamespaceOutboundWorker] = None
    """Outbound worker."""


class BindingWorkersBindingKindDispatchNamespace(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    namespace: str
    """The name of the dispatch namespace."""

    type: Literal["dispatch_namespace"]
    """The kind of resource that the binding provides."""

    outbound: Optional[BindingWorkersBindingKindDispatchNamespaceOutbound] = None
    """Outbound worker."""


class BindingWorkersBindingKindDurableObjectNamespace(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["durable_object_namespace"]
    """The kind of resource that the binding provides."""

    class_name: Optional[str] = None
    """The exported class name of the Durable Object."""

    dispatch_namespace: Optional[str] = None
    """The dispatch namespace the Durable Object script belongs to."""

    environment: Optional[str] = None
    """The environment of the script_name to bind to."""

    namespace_id: Optional[str] = None
    """Namespace identifier tag."""

    script_name: Optional[str] = None
    """
    The script where the Durable Object is defined, if it is external to this
    Worker.
    """


class BindingWorkersBindingKindHyperdrive(BaseModel):
    id: str
    """Identifier of the Hyperdrive connection to bind to."""

    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["hyperdrive"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindInherit(BaseModel):
    name: str
    """The name of the inherited binding."""

    type: Literal["inherit"]
    """The kind of resource that the binding provides."""

    old_name: Optional[str] = None
    """The old name of the inherited binding.

    If set, the binding will be renamed from `old_name` to `name` in the new
    version. If not set, the binding will keep the same name between versions.
    """

    version_id: Optional[str] = None
    """
    Identifier for the version to inherit the binding from, which can be the version
    ID or the literal "latest" to inherit from the latest version. Defaults to
    inheriting the binding from the latest version.
    """


class BindingWorkersBindingKindImages(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["images"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindJson(BaseModel):
    json_: object = FieldInfo(alias="json")
    """JSON data to use."""

    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["json"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindKVNamespace(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    namespace_id: str
    """Namespace identifier tag."""

    type: Literal["kv_namespace"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindMedia(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["media"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindMTLSCertificate(BaseModel):
    certificate_id: str
    """Identifier of the certificate to bind to."""

    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["mtls_certificate"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindPlainText(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    text: str
    """The text value to use."""

    type: Literal["plain_text"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindPipelines(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    pipeline: str
    """Name of the Pipeline to bind to."""

    type: Literal["pipelines"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindQueue(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    queue_name: str
    """Name of the Queue to bind to."""

    type: Literal["queue"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindRatelimitSimple(BaseModel):
    """The rate limit configuration."""

    limit: float
    """The limit (requests per period)."""

    period: int
    """The period in seconds."""

    mitigation_timeout: Optional[int] = None
    """
    Duration in seconds to apply the mitigation action after the rate limit is
    exceeded. Valid values are 0 (disabled), 10, or multiples of 60 up to 86400.
    Must be greater than or equal to the period when non-zero.
    """


class BindingWorkersBindingKindRatelimit(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    namespace_id: str
    """Identifier of the rate limit namespace to bind to."""

    simple: BindingWorkersBindingKindRatelimitSimple
    """The rate limit configuration."""

    type: Literal["ratelimit"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindR2Bucket(BaseModel):
    bucket_name: str
    """R2 bucket to bind to."""

    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["r2_bucket"]
    """The kind of resource that the binding provides."""

    jurisdiction: Optional[Literal["eu", "fedramp", "fedramp-high"]] = None
    """
    The
    [jurisdiction](https://developers.cloudflare.com/r2/reference/data-location/#jurisdictional-restrictions)
    of the R2 bucket.
    """


class BindingWorkersBindingKindSecretText(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["secret_text"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindSendEmail(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["send_email"]
    """The kind of resource that the binding provides."""

    allowed_destination_addresses: Optional[List[str]] = None
    """List of allowed destination addresses."""

    allowed_sender_addresses: Optional[List[str]] = None
    """List of allowed sender addresses."""

    destination_address: Optional[str] = None
    """Destination address for the email."""


class BindingWorkersBindingKindService(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    service: str
    """Name of Worker to bind to."""

    type: Literal["service"]
    """The kind of resource that the binding provides."""

    entrypoint: Optional[str] = None
    """Entrypoint to invoke on the target Worker."""

    environment: Optional[str] = None
    """Optional environment if the Worker utilizes one."""


class BindingWorkersBindingKindTextBlob(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    part: str
    """The name of the file containing the text content.

    Only accepted for `service worker syntax` Workers.
    """

    type: Literal["text_blob"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindVectorize(BaseModel):
    index_name: str
    """Name of the Vectorize index to bind to."""

    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["vectorize"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindVersionMetadata(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["version_metadata"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindSecretsStoreSecret(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    secret_name: str
    """Name of the secret in the store."""

    store_id: str
    """ID of the store containing the secret."""

    type: Literal["secrets_store_secret"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindFlagship(BaseModel):
    app_id: str
    """ID of the Flagship app to bind to for feature flag evaluation."""

    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["flagship"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindSecretKey(BaseModel):
    algorithm: object
    """Algorithm-specific key parameters.

    [Learn more](https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/importKey#algorithm).
    """

    format: Literal["raw", "pkcs8", "spki", "jwk"]
    """Data format of the key.

    [Learn more](https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/importKey#format).
    """

    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["secret_key"]
    """The kind of resource that the binding provides."""

    usages: List[Literal["encrypt", "decrypt", "sign", "verify", "deriveKey", "deriveBits", "wrapKey", "unwrapKey"]]
    """Allowed operations with the key.

    [Learn more](https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/importKey#keyUsages).
    """


class BindingWorkersBindingKindWorkflow(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["workflow"]
    """The kind of resource that the binding provides."""

    workflow_name: str
    """Name of the Workflow to bind to."""

    class_name: Optional[str] = None
    """Class name of the Workflow.

    Should only be provided if the Workflow belongs to this script.
    """

    script_name: Optional[str] = None
    """Script name that contains the Workflow.

    If not provided, defaults to this script name.
    """


class BindingWorkersBindingKindWasmModule(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    part: str
    """The name of the file containing the WebAssembly module content.

    Only accepted for `service worker syntax` Workers.
    """

    type: Literal["wasm_module"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindVPCService(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    service_id: str
    """Identifier of the VPC service to bind to."""

    type: Literal["vpc_service"]
    """The kind of resource that the binding provides."""


class BindingWorkersBindingKindVPCNetwork(BaseModel):
    name: str
    """A JavaScript variable name for the binding."""

    type: Literal["vpc_network"]
    """The kind of resource that the binding provides."""

    network_id: Optional[str] = None
    """Identifier of the network to bind to.

    Only "cf1:network" is currently supported. Mutually exclusive with tunnel_id.
    """

    tunnel_id: Optional[str] = None
    """UUID of the Cloudflare Tunnel to bind to. Mutually exclusive with network_id."""


Binding: TypeAlias = Annotated[
    Union[
        BindingWorkersBindingKindAI,
        BindingWorkersBindingKindAISearch,
        BindingWorkersBindingKindAISearchNamespace,
        BindingWorkersBindingKindAnalyticsEngine,
        BindingWorkersBindingKindAssets,
        BindingWorkersBindingKindBrowser,
        BindingWorkersBindingKindD1,
        BindingWorkersBindingKindDataBlob,
        BindingWorkersBindingKindDispatchNamespace,
        BindingWorkersBindingKindDurableObjectNamespace,
        BindingWorkersBindingKindHyperdrive,
        BindingWorkersBindingKindInherit,
        BindingWorkersBindingKindImages,
        BindingWorkersBindingKindJson,
        BindingWorkersBindingKindKVNamespace,
        BindingWorkersBindingKindMedia,
        BindingWorkersBindingKindMTLSCertificate,
        BindingWorkersBindingKindPlainText,
        BindingWorkersBindingKindPipelines,
        BindingWorkersBindingKindQueue,
        BindingWorkersBindingKindRatelimit,
        BindingWorkersBindingKindR2Bucket,
        BindingWorkersBindingKindSecretText,
        BindingWorkersBindingKindSendEmail,
        BindingWorkersBindingKindService,
        BindingWorkersBindingKindTextBlob,
        BindingWorkersBindingKindVectorize,
        BindingWorkersBindingKindVersionMetadata,
        BindingWorkersBindingKindSecretsStoreSecret,
        BindingWorkersBindingKindFlagship,
        BindingWorkersBindingKindSecretKey,
        BindingWorkersBindingKindWorkflow,
        BindingWorkersBindingKindWasmModule,
        BindingWorkersBindingKindVPCService,
        BindingWorkersBindingKindVPCNetwork,
    ],
    PropertyInfo(discriminator="type"),
]


class Container(BaseModel):
    """Container configuration for a Worker."""

    class_name: str
    """Select which Durable Object class should get this container attached."""


class Limits(BaseModel):
    """Resource limits enforced at runtime."""

    cpu_ms: Optional[int] = None
    """CPU time limit in milliseconds."""

    subrequests: Optional[int] = None
    """Subrequest limit per request."""


class MigrationsWorkersMultipleStepMigrations(BaseModel):
    pass


Migrations: TypeAlias = Union[SingleStepMigration, MigrationsWorkersMultipleStepMigrations]


class Module(BaseModel):
    content_base64: str
    """The base64-encoded module content."""

    content_type: str
    """The content type of the module."""

    name: str
    """The name of the module."""


class PlacementMode(BaseModel):
    mode: Literal["smart"]
    """
    Enables
    [Smart Placement](https://developers.cloudflare.com/workers/configuration/smart-placement).
    """


class PlacementRegion(BaseModel):
    region: str
    """Cloud region for targeted placement in format 'provider:region'."""


class PlacementHostname(BaseModel):
    hostname: str
    """HTTP hostname for targeted placement."""


class PlacementHost(BaseModel):
    host: str
    """TCP host and port for targeted placement."""


class PlacementUnionMember4(BaseModel):
    mode: Literal["targeted"]
    """Targeted placement mode."""

    region: str
    """Cloud region for targeted placement in format 'provider:region'."""


class PlacementUnionMember5(BaseModel):
    hostname: str
    """HTTP hostname for targeted placement."""

    mode: Literal["targeted"]
    """Targeted placement mode."""


class PlacementUnionMember6(BaseModel):
    host: str
    """TCP host and port for targeted placement."""

    mode: Literal["targeted"]
    """Targeted placement mode."""


class PlacementUnionMember7TargetRegion(BaseModel):
    region: str
    """Cloud region in format 'provider:region'."""


class PlacementUnionMember7TargetHostname(BaseModel):
    hostname: str
    """HTTP hostname for targeted placement."""


class PlacementUnionMember7TargetHost(BaseModel):
    host: str
    """TCP host:port for targeted placement."""


PlacementUnionMember7Target: TypeAlias = Union[
    PlacementUnionMember7TargetRegion, PlacementUnionMember7TargetHostname, PlacementUnionMember7TargetHost
]


class PlacementUnionMember7(BaseModel):
    mode: Literal["targeted"]
    """Targeted placement mode."""

    target: List[PlacementUnionMember7Target]
    """Array of placement targets (currently limited to single target)."""


Placement: TypeAlias = Union[
    PlacementMode,
    PlacementRegion,
    PlacementHostname,
    PlacementHost,
    PlacementUnionMember4,
    PlacementUnionMember5,
    PlacementUnionMember6,
    PlacementUnionMember7,
]


class Version(BaseModel):
    id: str
    """Version identifier."""

    created_on: datetime
    """When the version was created."""

    number: int
    """The integer version number, starting from one."""

    urls: List[str]
    """All routable URLs that always point to this version.

    Does not include alias URLs, since aliases can be updated to point to a
    different version.
    """

    annotations: Optional[Annotations] = None
    """Metadata about the version."""

    assets: Optional[Assets] = None
    """Configuration for assets within a Worker.

    [`_headers`](https://developers.cloudflare.com/workers/static-assets/headers/#custom-headers)
    and
    [`_redirects`](https://developers.cloudflare.com/workers/static-assets/redirects/)
    files should be included as modules named `_headers` and `_redirects` with
    content type `text/plain`.
    """

    bindings: Optional[List[Binding]] = None
    """List of bindings attached to a Worker.

    You can find more about bindings on our docs:
    https://developers.cloudflare.com/workers/configuration/multipart-upload-metadata/#bindings.
    """

    compatibility_date: Optional[str] = None
    """Date indicating targeted support in the Workers runtime.

    Backwards incompatible fixes to the runtime following this date will not affect
    this Worker.
    """

    compatibility_flags: Optional[List[str]] = None
    """Flags that enable or disable certain features in the Workers runtime.

    Used to enable upcoming features or opt in or out of specific changes not
    included in a `compatibility_date`.
    """

    containers: Optional[List[Container]] = None
    """List of containers attached to a Worker.

    Containers can only be attached to Durable Object classes of this Worker script.
    """

    limits: Optional[Limits] = None
    """Resource limits enforced at runtime."""

    main_module: Optional[str] = None
    """The name of the main module in the `modules` array (e.g.

    the name of the module that exports a `fetch` handler).
    """

    migration_tag: Optional[str] = None
    """Durable Object migration tag.

    Set when the version is deployed. Omitted if the version has not been deployed
    or the Worker does not use Durable Objects.
    """

    migrations: Optional[Migrations] = None
    """Migrations for Durable Objects associated with the version.

    Migrations are applied when the version is deployed.
    """

    modules: Optional[List[Module]] = None
    """Code, sourcemaps, and other content used at runtime.

    This includes
    [`_headers`](https://developers.cloudflare.com/workers/static-assets/headers/#custom-headers)
    and
    [`_redirects`](https://developers.cloudflare.com/workers/static-assets/redirects/)
    files used to configure
    [Static Assets](https://developers.cloudflare.com/workers/static-assets/).
    `_headers` and `_redirects` files should be included as modules named `_headers`
    and `_redirects` with content type `text/plain`.
    """

    placement: Optional[Placement] = None
    """
    Configuration for
    [Smart Placement](https://developers.cloudflare.com/workers/configuration/smart-placement).
    Specify mode='smart' for Smart Placement, or one of region/hostname/host.
    """

    source: Optional[str] = None
    """The client used to create the version."""

    startup_time_ms: Optional[int] = None
    """
    Time in milliseconds spent on
    [Worker startup](https://developers.cloudflare.com/workers/platform/limits/#worker-startup-time).
    """

    usage_model: Optional[Literal["standard", "bundled", "unbound"]] = None
    """Usage model for the version."""
