Phase Ownership Matrix

This matrix declares responsibility boundaries for each deployment phase.

Phase	Description	Primary owner	Supporting tools
Phase 0	Config and schema validation	CI + schema	PowerShell, Python validators
Phase 1	Control plane deployment	Bicep	Terraform, ARM, PowerShell, Ansible
Phase 2	Registration token generation and secret management	PowerShell/Bicep orchestrator	ARM, Terraform, Ansible
Phase 3	Session host provisioning on Azure Local	Bicep session template	Terraform, ARM, PowerShell, Ansible
Phase 4	Domain join and agent install	Bicep/PowerShell extensions	ARM, Ansible
Phase 5	Diagnostics and monitoring enablement	Bicep + Terraform	PowerShell, ARM, Ansible
Phase 6	Identity and RBAC assignments	Bicep + Terraform	PowerShell, ARM, Ansible
Phase 7	FSLogix profile configuration	PowerShell/Ansible	Bicep, Terraform, ARM
Phase 8	Validation matrix execution	Tests + CI	All tools

Contract Modes

• Strict direct: Bicep orchestrator and schema validation path.
• Derived: Terraform and ARM parameter generation from canonical config.
• Transitional: legacy PowerShell parameters file accepted until full bridge migration.