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Azure App Onboard

MicrosoftOfficialCreated by Microsoft

  • Skill
  • Workflow
  • Cloud and DevOps
  • MIT
  • Low risk
  • Has scripts

From the author

End-to-end orchestrator: from a business idea, app idea, or existing app to running Azure deployment with cost estimates and pre-deploy approval. Analyzes your app, auto-detects the right Azure services, scaffolds infrastructure code, and deploys — tailored to your app, not a template. Handles moving existing apps to Azure without rewriting or with minimal changes. WHEN: bring your app to Azure, plan my app, cost to run, is my code ready to deploy, deploy my app to the cloud, deploy all my services, what Azure services do I need, plan my Azure deployment, deploy my new app to Azure, one-click deploy, I have an app and want it on Azure, migrate my app to Azure, help me get started, build an app, no code yet, starter project. DO NOT USE FOR: use azd for deployment(use azure-deploy), optimizing existing costs (use cost-optimization), code readiness checks only (use azure-app-onboard-prereq).
— the description by Microsoft

AutoGineer summary

Written by AutoGineer from the skill’s own files, not by the author

Azure App Onboard is a comprehensive workflow agent designed to take a business idea or an existing codebase and transition it to a running Azure deployment. It automates the entire lifecycle from initial discovery and architecture planning to infrastructure scaffolding and final deployment. The skill is built to be intelligent and tailored, analyzing the specific requirements of your application rather than relying on generic templates. It includes built-in approval gates for both the architecture plan and the final deployment, ensuring you maintain control over costs and resource configuration throughout the process.

What it does

  • Analyzes your application code or business idea to determine the optimal Azure service stack.
  • Generates custom infrastructure-as-code (IaC) files tailored to your specific application needs.
  • Provides detailed cost estimates for the proposed Azure infrastructure before deployment.
  • Executes the deployment of resources directly to your Azure subscription.
  • Handles the migration of existing applications to Azure with minimal code changes.
  • Provides a structured, step-by-step onboarding experience for developers of all experience levels.

When to use it

  • When you have an application and want to deploy it to Azure but are unsure which services to use.
  • When you need to migrate an existing application to the cloud without a complete rewrite.
  • When you require a cost estimate for your infrastructure before committing to a deployment.
  • When you need guided, end-to-end assistance for setting up a new Azure project.
  • When you want to verify if your current codebase is ready for a cloud deployment.

Advantages

  • Eliminates guesswork by auto-detecting the right Azure services for your specific stack.
  • Reduces manual effort by automating the scaffolding of infrastructure-as-code.
  • Ensures transparency with mandatory approval gates for architecture and deployment.
  • Provides cost visibility early in the planning phase.
  • Supports a wide range of scenarios from greenfield projects to existing app migrations.

Usage examples

“I have a Python web app and want to deploy it to Azure. Can you help me get started?”
The agent will initiate the discovery phase, scan your codebase, propose an architecture, and guide you through the deployment process.
“I need to move my existing application to Azure, but I'm not sure what services I need. Can you plan this for me?”
The agent will analyze your app's requirements, suggest the appropriate Azure services, and provide a cost estimate for your approval.

Install

  1. Download the skill as a ZIP:

    https://mp-staging.autogineer.com/agent-skills/microsoft/azure-app-onboard/download
  2. Unzip it into the cross-client skills folder of your project:

    mkdir -p .agents/skills && unzip azure-app-onboard.zip -d .agents/skills

Documentation by Microsoft

Azure App Onboard

⛔ Every repo goes through the full pipeline (Steps 1–10). No exceptions. Do not skip steps, refuse, or short-circuit based on what you recognize. Follow the Workflow table below sequentially — read each step's references before acting.

Quick Reference

PropertyValue
Best forDevelopers who know what to build but not which Azure services to use
InputsBusiness idea or existing codebase, budget/scale preferences (optional)
OutputsArchitecture plan, cost estimate, IaC files, deployed Azure resources
PhasesDiscover → Architect → Scaffold → Deploy (self-contained, no external skill calls)

When to Use This Skill

  • Deploy existing code without knowing which Azure services to use

  • Check if your existing code is ready to deploy to Azure

  • Move an existing app to Azure without rewriting or with minimal changes

  • Get cost estimates before committing to infrastructure

  • Understand architecture decisions and rejected alternatives

  • Get answers to Azure architecture or service selection questions (e.g., "What database should I use?")

  • Get guided Azure onboarding without prior experience

When NOT to Use

ScenarioUse Instead
Run azd up or execute an existing deploymentazure-deploy
Optimize existing Azure spendcost-optimization from the optional azure-cost plugin
Generate Bicep/Terraform for a known architectureazure-prepare
Validate infrastructure or run preflight checksazure-validate
Troubleshoot a running Azure deploymentazure-diagnostics
Deploy to or manage AKS/Kubernetes directlyazure-kubernetes
Look up or list existing Azure resourcesazure-resource-lookup

If cost-optimization is unavailable, explain that it is provided by the optional azure-cost plugin and direct the user to their client's supported plugin installation flow; do not imply the handoff completed.

Pipeline Rules

⛔ You MUST read references/pipeline-rules.md at the start of every AppOnboard session. It contains approval gates, phase lifecycle, session artifacts, deploy-as-is, and security baseline rules.

Workflow

⛔ Deploy recovery: After deploy gate approval OR before any az deployment/az webapp deploy/az acr build — if you haven't read deploy/PHASE.md, read .copilot-azure/sessions/{id}/deploy-checklist.md first, then deploy/PHASE.md. ⛔ NEVER invoke {"skill": "azure-deploy"} — that is a DIFFERENT skill for a DIFFERENT workflow.

⛔ Post-scaffold transition (MANDATORY): Immediately after scaffold-manifest.json is written, YOUR NEXT ACTION MUST be Step 8 (Deploy Approval Gate) — NOT a summary report, NOT a "here are the generated files" message, NOT a completion signal. Confirm context.json has completedPhases: [...,"scaffold"] + currentPhase: "deploy" (update it yourself if the scaffold subagent didn't). Re-read approval-gates.md § Deploy Gate if evicted from context (scaffold reference loading is heavy), then present the exact prompt: "🚀 Ready to deploy? (Yes / Run manually / Edit plan / Cancel)". This gate is the LAST content in your response — wait for the user's reply.

#StepActionReference
1Session check + Azure loginCreate/resume session, verify Azure CLI auth, resolve subscription + user identity⛔ You MUST read session-protocol.md
2Scope triageCheck azd markers, triage question. Empty workspace or code-only (no infra) → Step 3 directly.⛔ Read intent-gathering.md § Scope Triage
3Prereq scan⛔ Skip if completedPhases includes "prereq". Otherwise: invoke {"skill": "azure-app-onboard-prereq"}. Write prereq-output.json, update context.json. Halt if: overallHealth: "blocked" OR routeToSkill set.
4Gather intentPresent prereq results, confirm stack + Azure services, ask remaining questions.⛔ Read intent-gathering.md § After Prereq Returns
5Plan architectureWrite prepare-plan.json.⛔ You MUST read prepare/PHASE.md
6Scaffold approval gateDisplay plan for user approval BEFORE generating any files.⛔ Read approval-gates.md § Scaffold Gate
7ScaffoldGenerate IaC, self-review. Write scaffold-manifest.json. Update context.json.⛔ You MUST read scaffold/PHASE.md
8Deploy approval gateDisplay validation summary. ⛔ After approval: FIRST read deploy-checklist.md → deploy/PHASE.md. NEVER {"skill": "azure-deploy"}.⛔ Read approval-gates.md § Deploy Gate
9DeployExecute IaC, health-check. Write deploy-result.json.⛔ You MUST read deploy/PHASE.md
10HandoffSurface deployment identity, cleanup commands, next steps.⛔ You MUST read handoff-protocol.md

Error Handling

ErrorRemediation
Phase failsHalt, report phase + error. User decides: retry, skip, abort.
MCP server unavailableSkip affected checks, add disclaimer to costEstimate.assumptions[] and every approval gate.
Missing RBACReport required role + az role assignment command.

Shared references: MCP tools (cross-phase tool parameters) | IaC resources (Azure resource docs for troubleshooting)

Files

scaffold/references/self-review-checklist.md

Self-Review Checklist

4-layer adversarial review of generated IaC. Run after scaffold generates all files, before scaffold-manifest.json.

Rating System

  • VERIFIED — confirmed correct by inspecting the generated code

  • PLAUSIBLE — likely correct but cannot fully verify (e.g., API version exists but not checked against registry)

  • FLAGGED — incorrect, missing, or contradicts the plan/patterns

Consume results: If any finding is FLAGGED → fix the IaC, then re-run validation. If all VERIFIED/PLAUSIBLE → proceed. Write findings to scaffold-manifest.json.selfReview.

⛔ Halt on critical failures — if any finding is FLAGGED at L1 (Security) or L3 (Hallucination), do NOT proceed to deploy. Present findings and ask: "Fix / Continue with risks / Cancel".

⛔ Step 12 validation remains mandatory regardless of self-review results — IaC may change during FLAGGED fixes.

Layer 1 — Security Claims Extraction

Extract every security claim from the generated IaC and check for internal contradictions.

CheckExample
Managed identity declared but secret hardcodedidentity: { type: 'SystemAssigned' } but password: 'hardcoded' in same file
HTTPS enforced but HTTP endpoint exposedhttpsOnly: true but ingress allows HTTP
Resource accessed via managed identity but matching role not grantedKV secret read without KV Secrets User, ACR image pull without AcrPull, or any MI→resource dependency missing its roleAssignment — access fails at runtime → FLAGGED
⛔ Role assignment scope targets wrong resourcescope: resourceGroup() on resource-specific roles → FLAGGED. Must scope to specific resource.
principalType missing on role assignmentsCauses intermittent 30s+ delays
⛔ Identity block missing on compute resource⛔ MANDATORY FAIL — ALL compute MUST have identity: { type: 'SystemAssigned' }. ⛔ HARD EXCEPTION — F1/D1 Linux: MI sidecar causes OOM on free tier → rate PLAUSIBLE, NEVER FLAGGED. The gen template intentionally omits MI for F1/D1. If F1/D1 detected in plan, this check MUST be PLAUSIBLE.
SQL firewall 0.0.0.0/0 without private endpointPrefer MI + private endpoint. AllowAzureServices genuinely needed → PLAUSIBLE.
⛔ SCM/FTP auth policy missing on App ServiceALL App Service MUST have basicPublishingCredentialsPolicies: scm.allow: true, ftp.allow: false. Missing → FLAGGED.
⛔ KV URL uses environment().suffixes.keyvaultDnsLeading dot → double-dot URL → ContainerAppSecretKeyVaultUrlInvalid. Use keyVault.name + .vault.azure.net or vaultUri output. → ⛔ FLAGGED

Rating: Claims that contradict each other → FLAGGED. Consistent claims → VERIFIED.

Layer 2 — Pattern Validation

Validate against pattern files loaded at Steps 3–5 and rbac-roles.md.

Bicep
CheckSource
File structure: main.bicep → modules/*.bicepbicep-patterns.md
main.parameters.json uses ARM JSON (not .bicepparam)bicep-patterns.md
Naming: {prefix}{name}{token} ≤32 charsbicep-patterns.md
System-assigned managed identity on all servicesbicep-patterns-security.md
No administratorLogin in generated Bicepbicep-patterns-security.md
KV uses RBAC authorization (not access policies)bicep-patterns-security.md
⛔ enablePurgeProtection exists in KV moduleRemove — false rejected by ARM, true blocks KV deletion → ⛔ FLAGGED
⛔ KV deployer role assignment — Key Vault Secrets Officer for deployerObjectId scoped to KV resourcebicep-patterns-security.md § Key Vault Deployer RBAC. Without this, az keyvault secret set fails with 403.
Prereq warnings[] each have a corresponding IaC fixRead env-var-secrets.md for SSL/TLS fixes
Container Apps: two-phase ACR wiring, registries populated when ACR in plan, port alignmentbicep-container-apps.md
⛔ BuildKit Dockerfile without Dockerfile.azurehasBuildKitSyntax == true but no Dockerfile.azure in files[] → ⛔ MANDATORY FAIL. ACR does not support BuildKit.
⛔ Role assignment scope targets specific resource, not resourceGroup()rbac-roles.md
⛔ No azure.yaml in scaffold-manifest.json.files[]pipeline-rules.md
Non-Azure TF in separate dirterraform-patterns.md
Cross-Module Reference Validation

Trace references BETWEEN modules — per-file checks miss broken cross-module wiring.

CheckRating
Param wiring — every module call in main.bicep: verify every param without = default is passedMissing param → FLAGGED
Secret ref completeness — every CA secrets[].keyVaultUrl has a matching KV secret resourceMissing KV secret → FLAGGED
Output ref validity — every moduleRef.outputs.X is declared in the referenced moduleMissing output → FLAGGED
Terraform
CheckSource
File structure: main.tf, variables.tf, outputs.tf, backend.tf, modules/mcp_azure_mcp_azureterraformbestpractices
Provider: azurerm ~> 4.0Terraform registry
System-assigned managed identity, no administrator_login, KV RBACterraform-patterns.md
Container Apps: two-phase ACR wiringSame pattern as Bicep

Rating: Matches → VERIFIED. Reasonable deviation → PLAUSIBLE. Violates → FLAGGED.

Layer 3 — Hallucination Detection

Catch fabricated resource types, API versions, SKU names, or properties.

Bicep (default path)
CheckHow
API versions, resource types, property names validbicep build — errors = FLAGGED
⛔ Deploy-time value validity (bicep build blind spot)The compiler accepts any schema-valid string, but ARM rejects wrong enum-like values (engine versions, region-restricted SKUs), wrong resource scope, and empty resource-ID properties. Any such value the generator chose from memory — not traceable to prepare-plan.json or a pattern file — MUST be confirmed against the provider capabilities API; unconfirmed → FLAGGED.
SKU names match prepare-plan.jsonCross-reference services[].sku
OpenAI deployment uses scaleSettings instead of skuscaleSettings deprecated → FLAGGED
Any resource uses -preview API versionUse latest GA from MCP tool → FLAGGED
VNet subnets as separate child resourcesMust be inline in properties.subnets[] → FLAGGED

Run bicep build main.bicep --stdout > /dev/null as syntax + schema validation. Parse errors = FLAGGED.

⛔ az bicep build is MANDATORY for L3. If unavailable, write FLAGGED with "bicep build unavailable."

⛔ Verify main.bicep has targetScope = 'subscription'. Missing → FLAGGED (FIXABLE — add targetScope, RG resource with tags, scope: rg on modules).

mcp_bicep_build_bicep + az deployment sub what-if also appropriate at L3. ⛔ Do NOT use az deployment sub validate (known bug).

Rating: Passes bicep build → VERIFIED. Build warning → PLAUSIBLE. Build error → FLAGGED.

Terraform (alternative path)

Run terraform init -backend=false && terraform validate + terraform plan -detailed-exitcode. Same rating criteria as Bicep.

Rating: Passes validate + plan → VERIFIED. Plan warning → PLAUSIBLE. Validate/plan error → FLAGGED.

Layer 4 — WAF Alignment

Per-pillar spot check against Azure Well-Architected Framework.

PillarCheck
ReliabilityHealth probes configured. ⛔ Verify probe path matches prereq-output.json.healthEndpoint — non-existent or mismatched path = FLAGGED. ⛔ ACA probes do NOT follow HTTP redirects — if app has trailing-slash normalization (Express redirect), use path WITHOUT trailing / (e.g., /app not /app/).
SecurityNo public blob access, TLS 1.2+, managed identity
CostSKU matches budget tier from prepare-plan.json
OpsApp Insights present + connected for APM, 5 AppOnboard tags on resources, all values parameterized. Present = VERIFIED. App Insights absent = PLAUSIBLE. ⛔ diagnostic-settings is not part of the plan — if the generator added one it MUST be gated (if (enableDiagnostics), default false) or absent; wired UNCONDITIONALLY in main.bicep = FLAGGED (blocks first deploy).
PerformanceAutoscale rules present for production SKUs
Reliability⛔ Env var values compatible with app config validation (Pydantic Settings, Django settings.py). Typed fields reject wrong formats → FLAGGED

Rating: Pillar addressed → VERIFIED. Not applicable for SKU → PLAUSIBLE. Missing for production SKU → FLAGGED.

Output

Write findings to scaffold-manifest.json.selfReview.findings[]: { "layer": "L1", "claim": "...", "rating": "FLAGGED", "detail": "..." } (layer is one of "L1"|"L2"|"L3"|"L4"). All FLAGGED must be resolved or surfaced at deploy gate. PLAUSIBLE = informational.

Requirements and compatibility

Works with: Claude Code, Claude apps, OpenAI Codex, GitHub Copilot, Cursor, Gemini CLI, Kiro, OpenCode, Goose, Amp, Roo Code, JetBrains Junie, Factory Droid, Devin (ex-Windsurf), Mistral Vibe, OpenHands, Letta

“Works with” means the tool reads the open Agent Skills format; a skill written for one tool may use features others lack.

Needs: Needs an MCP server, Needs Node.js

Security

What our scanner noticed· Low risk

  • Instructions that use the network
  • Scripts that your agent may run

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Attribution and licence

Created by
Microsoft
Publisher
Microsoft (Official)
Source
microsoft/skills · .github/plugins/azure-skills/skills/azure-app-onboard · commit 0696600
Licence
MIT License (redistribution allowed)
  • LICENSE (added by AutoGineer from .github/plugins/azure-skills/LICENSE)
  • ATTRIBUTION.md (written by AutoGineer)
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