feat(digital_twin_builder): add Support for Digital Twin Builder

[CatalinDabuleanu]

📥 Pull Request

❓ What are you trying to address

Add support for Digital Twin Builder.

This PR closes: #475 and #476

[github-actions]

Changelog Preview

v1.2.1-dev - June 24, 2025

✨ Added

• #477 Onboard new fabric_dataflow data source
• #478 Onboard new fabric_dataflow resource
• #453 new ephemeral resource fabric_eventstream_source_connection
• #475 fabric_digital_twin_builder data-source
• #476 fabric_digital_twin_builder resource
• #491 new data-source fabric_eventstream_source_connection

💫 Changed

• #471 Removed preview for fabric_gateway
• #472 Removed preview for fabric_gateway_role_assignment

[Copilot]

Pull Request Overview

Adds support for the Fabric Digital Twin Builder service by introducing both resource and data-source implementations, tests, examples, and documentation.

• Implement new fabric_digital_twin_builder resource and fabric_digital_twin_builder(s) data sources
• Add unit/acceptance tests, example Terraform configs, and generated docs
• Register new service in the provider

Reviewed Changes

Copilot reviewed 22 out of 22 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
internal/services/digitaltwinbuilder/base.go	Define item constants and type metadata
internal/services/digitaltwinbuilder/base_test.go	Shared test imports and fixtures
internal/services/digitaltwinbuilder/data_digital_twin_builders.go	List-data-source implementation
internal/services/digitaltwinbuilder/data_digital_twin_builder.go	Single-data-source implementation
internal/services/digitaltwinbuilder/data_digital_twin_builders_test.go	Unit & acc tests for listing data source
internal/services/digitaltwinbuilder/data_digital_twin_builder_test.go	Unit & acc tests for single data source
internal/provider/provider.go	Register new resource and data sources
examples/resources/fabric_digital_twin_builder/*.tf	Resource usage examples and import script
examples/data-sources/fabric_digital_twin_builder*/**	Data-source usage examples
docs/resources/digital_twin_builder.md	Generated resource documentation
docs/data-sources/digital_twin_builders.md	Generated listing data-source documentation
docs/data-sources/digital_twin_builder.md	Generated single data-source documentation

Comments suppressed due to low confidence (1)

docs/data-sources/digital_twin_builder.md:69

• Document that exactly one of id or display_name must be provided (and they are mutually exclusive) under this section to match the data source’s validation.

### Optional