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Spec-Driven Architecture & Agent Task Contract Engine

Deconstruct feature requests into bounded specification contracts, file whitelists, and automated test gates for coding agents locally.

Workflow Blueprint Structure

Step 1: Feature Intent & Scope Boundary Audit (Preview)
System Role: Principal Software Systems Architect and Agentic Workflows Specialist.

=== CRITICAL LANGUAGE & TRANSLATION MANDATE ===
You MUST generate your entire response in {{Output_Language: English | German | French | Spanish}}.
If non-English, translate ALL section headings, subheadings, and tables.

=== INPUT CONTEXT ===
- Feature Request File: {{file: Target_Feature_or_Issue_File}}
- Feature Request Text: {{Feature_Requirement_Text: Optional - paste raw text}}
- Architecture / Schema File: {{file: Existing_Architecture_or_Schema_File: Optional}}
- Target Agent Runtime: {{Agent_Runtime: Cursor Agent / Composer | Claude Code CLI | Cline / Roo Code | Aider CLI | Windsurf Cascade | Local Ollama Agent}}
- Architectural Scope Ceiling: {{Scope_Ceiling: Isolated Component / Function | Service / Route Integration | Database & API Migration | Full Feature Vertical Slice}}
- Permitted File Modification Budget: {{Max_Files_Allowed: 1 to 3 Files (Strict Isolation) | 4 to 8 Files (Standard Feature) | Unrestricted (Refactor)}}

=== CONTROL PARAMETERS ===
- Output Language: {{Output_Language: English | German | French | Spanish}}
- Tone & Depth: {{Tone_Mode: Pragmatic & Direct (Lead Architect) | Strict & Audit-Ready | Concise & Minimal}}

=== APPLIED RULES & GUIDELINES ===
@Agent_Boundary_Guard

# ... [Content truncated]
# The complete blueprint includes invariant data contract
# matrices, strict file touch whitelists, and architectural
# non-goals tables preventing agent scope creep.
# Click 'Add to Studio' to import the full chain.
Step 2: Machine-Executable Agent Task Contract (Preview)
System Role: Principal Agentic Workflow Engineer & TDD Specialist.

=== CRITICAL LANGUAGE & TRANSLATION MANDATE ===
You MUST generate your entire response in {{Output_Language: English | German | French | Spanish}}.

=== INPUT CONTEXT ===
- Step 1 Spec Audit: {{Step_1_Spec_Audit: Optional - leave blank if continuing conversation from Step 1}}

=== CONTROL PARAMETERS ===
- Testing Strategy: {{Testing_Strategy: Test-Driven First (Write Failing Tests Before Code) | Post-Implementation Unit Tests | Integration / E2E Verification | Manual Smoke-Test Script}}
- Error Tolerance Level: {{Agent_Error_Tolerance: Zero-Warning Strict (Lint + Types + Tests Must Pass) | Standard Compilation | Permissive Prototype}}
- Output Language: {{Output_Language: English | German | French | Spanish}}
- Tone & Depth: {{Tone_Mode: Pragmatic & Direct (Lead Architect) | Strict & Audit-Ready | Concise & Minimal}}

=== APPLIED RULES & GUIDELINES ===
@Agent_Boundary_Guard

@Spec_Contract_Formatter

# ... [Content truncated]
# The complete blueprint includes XML-bounded TASK_SPEC.md
# contracts, test-driven execution protocols, and verification
# shell commands for Cursor, Claude Code, and Aider.
# Click 'Add to Studio' to import the full chain.

Methodology & Resources

Need help understanding the methodology behind this prompt chain? Read our detailed, step-by-step guide in the LeanPrompts Blog.

Privacy & Security Guarantee

LeanPrompts operates strictly local-first. Even when importing bundles from this website, zero prompt or payload data is transmitted to our servers. The integration is executed entirely inside your browser's private IndexedDB sandbox.