Sparki API System Requirements Specification
:::info readme This document outlines the System Requirements Specification (SRS) for the Sparki API, the core backend service that powers framework detection, pipeline management, deployment orchestration, and CI/CD automation for the Sparki platform. It defines the functional and non-functional requirements necessary to meet developer needs and business objectives. As the primary interface between CLI clients, terminal UI, and backend services, the Sparki API is designed to be ultra-high performance, intelligent, and developer-friendly. This SRS serves as a foundational reference for architects, developers, and quality assurance personnel involved in the design, implementation, and maintenance of the API. ::: :::success takeaways Key takeaways of this document include:- Understanding core API functionalities for framework detection and pipeline management
- Comprehending the system architecture and Go Fiber-based technology stack
- Identifying functional requirements for CI/CD operations and deployment automation
- Recognizing non-functional requirements for performance, scalability, and reliability
- Establishing traceability between business requirements and API specifications
- Facilitating communication among cross-functional teams
Date: December 3, 2025
Repository: sparki-api
Service Type: Core Backend API (Go Fiber)
Framework: Fiber v2 with high-performance async runtime
1. Introduction
1.1 Purpose
This document communicates the user needs and technical requirements of the Sparki API to all stakeholders, providing a comprehensive overview of expected system functions and capabilities. It identifies functional requirements, constraints, assumptions, and enables development of user stories and use cases.1.2 Concepts
The operational concepts and support strategies in this document are based on:- Developer expected use of the system (from CLI, TUI, and external integrations)
- Functionality and performance for normal operation with 1M+ concurrent developers
- Robustness requirements for production workload support
- Operational boundaries and practical deployment constraints
- Technical architecture decisions and performance targets
1.3 Scope
The Sparki API is a Fiber-based RESTful service with WebSocket support that provides:- Project framework autodetection and analysis
- CI/CD pipeline generation and management
- Pipeline execution orchestration
- Build, test, and lint automation
- Deployment workflow management
- Real-time pipeline status and logs
- User workspace and team management
- Third-party cloud platform integration
- Metrics, telemetry, and observability
1.4 Definitions
| Property | Value |
|---|---|
| Project | Git repository with detected framework/language |
| Workspace | Team’s organizational container |
| Pipeline | CI/CD workflow (build, test, deploy steps) |
| Build | Single pipeline execution instance |
| Framework | Detected development framework (Django, Next.js) |
| Adapter | Framework-specific handler plugin |
| Deployment | Release of code to cloud platform |
| WebSocket Session | Real-time connection for streaming logs/status |
1.5 Document Conventions
- SHALL: Mandatory requirement
- SHOULD: Recommended requirement
- MAY: Optional requirement
- WILL: External dependency or future intention
2. System Overview
2.1 System Context
The Sparki API serves as the orchestration layer between CLI/TUI clients and backend services, implementing intelligent CI/CD automation with framework-aware pipeline generation and deployment management. It coordinates:- Project Analysis: Framework detection with AST analysis and dependency scanning
- Pipeline Generation: Intelligent CI/CD pipeline synthesis for detected frameworks
- Build Orchestration: Container-based build execution with real-time streaming
- Test Automation: Framework-agnostic test discovery and execution
- Deployment Management: Multi-stage deployment orchestration via Loco engine
- Real-Time Communication: WebSocket streaming of logs, status, and metrics
- User Management: Workspace, team, and permission management
- Cloud Integration: Railway, Render, Fly.io, Vercel native API integration
- Observability: Structured logging, Prometheus metrics, distributed tracing
- Security: JWT token validation, RBAC, audit logging
2.2 System Objectives
- Sub-50ms API Response Times: 95th percentile response <50ms through Fiber optimization and caching
- Instant Framework Detection: <2 seconds project analysis with high accuracy (>99%)
- Universal Framework Support: Support 50+ languages/frameworks with intelligent detection
- Massive Scalability: Support 1M+ developers with 100K+ concurrent pipeline executions
- Real-Time Observability: <100ms log streaming and status updates via WebSocket
- Zero Configuration: Generate working pipelines without user input for 95%+ of projects
- Intelligent Adaptability: Learn from framework patterns and customize pipelines
- High Availability: 99.95% uptime SLA with graceful degradation
- Developer Experience: Intuitive REST API matching developer expectations
- Extensibility: Plugin system for custom framework adapters and build strategies
3. Functional Requirements
3.1 Project Detection & Analysis
REQ-API-DETECT-001: Framework Auto-Detection
| Property | Value |
|---|---|
| ID | REQ-API-DETECT-001 |
| Requirement | The API SHALL support automatic framework detection via POST /api/v1/projects/analyze endpoint analyzing git repository and generating framework report. |
| Rationale | Zero-configuration onboarding requires accurate framework detection without user input. Enables core Sparki value proposition. |
| Inputs | {git_url, branch, commit_hash} or local path |
| Outputs | Framework detection report with confidence scores and recommended pipeline template |
| Verify Method | Test |
| Acceptance Criteria: |
|
- Python: Django, FastAPI, Flask, Pyramid, Tornado
- Node.js: Express, Next.js, Remix, Nuxt, NestJS, Svelte
- Go: Gin, Echo, Fiber, GORM, Beego
- Rust: Axum, Actix-Web, Rocket, Yew
- Java: Spring Boot, Quarkus, Micronaut, Dropwizard
- .NET: ASP.NET Core, Minimal APIs, Entity Framework
- Ruby: Rails, Sinatra, Hanami, Roda
- PHP: Laravel, Symfony, Slim, Zend
REQ-API-DETECT-002: Dependency Analysis
| Property | Value |
|---|---|
| ID | REQ-API-DETECT-002 |
| Requirement | The API SHALL parse and analyze project dependencies, versions, and transitive dependencies for security and compatibility verification. |
| Rationale | Understand project dependencies enables intelligent build strategy selection and vulnerability scanning recommendations. |
| Inputs | Project path, dependency files (package.json, go.mod, requirements.txt, pom.xml, Cargo.toml) |
| Outputs | Dependency graph with versions, security alerts, and compatibility warnings |
| Verify Method | Test |
| Acceptance Criteria: |
|
REQ-API-DETECT-003: Build System Detection
| Property | Value |
|---|---|
| ID | REQ-API-DETECT-003 |
| Requirement | The API SHALL auto-detect project build systems and provide appropriate build commands for pipeline generation. |
| Rationale | Intelligent build orchestration requires understanding project build tooling to generate correct build steps. |
| Inputs | Project root directory and framework context |
| Outputs | Detected build system with recommended build commands and configuration |
| Verify Method | Test |
| Acceptance Criteria: |
|
3.2 Pipeline Management
REQ-API-PIPELINE-001: Intelligent Pipeline Generation
| Property | Value |
|---|---|
| ID | REQ-API-PIPELINE-001 |
| Requirement | The API SHALL generate production-grade CI/CD pipelines via POST /api/v1/pipelines based on framework detection with zero user configuration. |
| Rationale | Automatic pipeline generation is core Sparki value proposition—eliminates YAML configuration complexity. |
| Inputs | Project ID, framework context from detection analysis |
| Outputs | Complete CI/CD pipeline with build, test, lint, and deployment stages |
| Verify Method | Test + Demonstration |
| Acceptance Criteria: |
|
REQ-API-PIPELINE-002: Pipeline Customization & Override
| Property | Value |
|---|---|
| ID | REQ-API-PIPELINE-002 |
| Requirement | The API SHALL support pipeline customization via YAML configuration file (.sparki.yml) while maintaining zero-configuration default behavior. |
| Rationale | Teams need customization flexibility for complex workflows while maintaining Sparki’s zero-configuration promise. |
| Inputs | .sparki.yml configuration file in project root |
| Outputs | Merged pipeline combining auto-generated and custom configuration |
| Verify Method | Test |
| Acceptance Criteria: |
|
.sparki.yml:
REQ-API-PIPELINE-003: Multi-Pipeline Management
| Property | Value |
|---|---|
| ID | REQ-API-PIPELINE-003 |
| Requirement | The API SHALL support multiple named pipelines per project via POST /api/v1/pipelines/{name}/execute for different workflows. |
| Rationale | Complex projects need separate pipelines for different branches, purposes (nightly builds, release builds, etc.). |
| Inputs | Pipeline name, trigger parameters |
| Outputs | Pipeline execution instance |
| Verify Method | Test |
| Acceptance Criteria: |
|
3.3 Pipeline Execution & Orchestration
REQ-API-EXEC-001: Build Execution
| Property | Value |
|---|---|
| ID | REQ-API-EXEC-001 |
| Requirement | The API SHALL orchestrate build execution via POST /api/v1/builds with container isolation and real-time log streaming. |
| Rationale | Container-based builds provide isolation, repeatability, and security essential for production CI/CD. |
| Inputs | Pipeline definition, git commit reference, environment variables |
| Outputs | Build execution context with build ID and WebSocket log stream endpoint |
| Verify Method | Test + Demonstration |
| Acceptance Criteria: |
|
REQ-API-EXEC-002: Test Execution & Reporting
| Property | Value |
|---|---|
| ID | REQ-API-EXEC-002 |
| Requirement | The API SHALL auto-discover and execute tests via POST /api/v1/builds/{id}/tests with framework-agnostic test execution and result aggregation. |
| Rationale | Automatic test discovery and execution enables zero-configuration test orchestration across diverse frameworks. |
| Inputs | Project framework, test framework detection results |
| Outputs | Test results with pass/fail status, coverage reports, and performance metrics |
| Verify Method | Test |
| Acceptance Criteria: |
|
REQ-API-EXEC-003: Linting & Security Scanning
| Property | Value |
|---|---|
| ID | REQ-API-EXEC-003 |
| Requirement | The API SHALL execute linting and security scanning via POST /api/v1/builds/{id}/lint with framework-appropriate linters and SAST tools. |
| Rationale | Automated code quality and security scanning prevents defects and vulnerabilities from reaching production. |
| Inputs | Project code, framework context, linting configuration |
| Outputs | Linting results with violations, security findings, and quality metrics |
| Verify Method | Test |
| Acceptance Criteria: |
|
3.4 Build & Pipeline Status
REQ-API-STATUS-001: Real-Time Log Streaming
| Property | Value |
|---|---|
| ID | REQ-API-STATUS-001 |
| Requirement | The API SHALL stream build logs in real-time via WebSocket connection at /api/v1/builds/{id}/logs with structured JSON format. |
| Rationale | Real-time log streaming enables developers to monitor builds and debug failures instantly without polling. |
| Inputs | Build ID, WebSocket connection |
| Outputs | Continuous stream of log entries with timestamps and severity levels |
| Verify Method | Test + Demonstration |
| Acceptance Criteria: |
|
REQ-API-STATUS-002: Build Status & Metrics
| Property | Value |
|---|---|
| ID | REQ-API-STATUS-002 |
| Requirement | The API SHALL provide build status and metrics via GET /api/v1/builds/{id} and /api/v1/projects/{id}/status. |
| Rationale | Developers need quick access to build status for awareness and decision-making. |
| Inputs | Build ID or Project ID |
| Outputs | Build/project status with metrics (duration, stage durations, resource usage) |
| Verify Method | Test |
| Acceptance Criteria: |
|
3.5 Deployment Management
REQ-API-DEPLOY-001: Deployment Configuration
| Property | Value |
|---|---|
| ID | REQ-API-DEPLOY-001 |
| Requirement | The API SHALL support deployment configuration via POST /api/v1/projects/{id}/deployments/configure for cloud platform targets. |
| Rationale | Developers need to configure deployment targets (Railway, Render, Fly.io) with API credentials and deployment parameters. |
| Inputs | Deployment platform, credentials, deployment parameters |
| Outputs | Deployment configuration stored and validated |
| Verify Method | Test |
| Acceptance Criteria: |
|
REQ-API-DEPLOY-002: Deployment Orchestration (via Loco)
| Property | Value |
|---|---|
| ID | REQ-API-DEPLOY-002 |
| Requirement | The API SHALL orchestrate deployments via Loco engine through POST /api/v1/builds/{id}/deploy with staged deployment support. |
| Rationale | Loco engine provides intelligent deployment orchestration with pre-deployment validation and rollback capability. |
| Inputs | Build ID, deployment target, deployment parameters |
| Outputs | Deployment execution instance with status tracking |
| Verify Method | Test + Demonstration |
| Acceptance Criteria: |
|
REQ-API-DEPLOY-003: Rollback & Deployment History
| Property | Value |
|---|---|
| ID | REQ-API-DEPLOY-003 |
| Requirement | The API SHALL support instant rollback via POST /api/v1/deployments/{id}/rollback with complete deployment history tracking. |
| Rationale | Instant rollback capability critical for production incident response. History enables post-incident analysis and audit compliance. |
| Inputs | Deployment ID, optional target version |
| Outputs | Rollback execution with status and completion confirmation |
| Verify Method | Test + Demonstration |
| Acceptance Criteria: |
|
3.6 User & Workspace Management
REQ-API-USER-001: User Account Management
| Property | Value |
|---|---|
| ID | REQ-API-USER-001 |
| Requirement | The API SHALL support user account operations via /api/v1/users endpoints (create, retrieve, update) with proper authentication. |
| Rationale | User account management essential for identity and access control across platform. |
| Inputs | User information (email, name, password, preferences) |
| Outputs | User object with generated user ID and authentication tokens |
| Verify Method | Test |
| Acceptance Criteria: |
|
REQ-API-USER-002: Workspace Management
| Property | Value |
|---|---|
| ID | REQ-API-USER-002 |
| Requirement | The API SHALL support workspace operations via /api/v1/workspaces (create, list, manage members, configure settings). |
| Rationale | Workspaces provide organizational boundaries for teams and projects with distinct settings and permissions. |
| Inputs | Workspace name, members, configuration settings |
| Outputs | Workspace object with generated workspace ID |
| Verify Method | Test |
| Acceptance Criteria: |
|
REQ-API-USER-003: Role-Based Access Control (RBAC)
| Property | Value |
|---|---|
| ID | REQ-API-USER-003 |
| Requirement | The API SHALL enforce role-based access control via role definitions (owner, admin, developer, viewer) with fine-grained permissions. |
| Rationale | RBAC enables secure delegation of responsibilities while maintaining control over sensitive operations. |
| Inputs | User, role, resource context |
| Outputs | Access decision (allow/deny) based on role and permissions |
| Verify Method | Test |
| Acceptance Criteria: |
|
3.7 Cloud Platform Integration
REQ-API-INTEGRATION-001: Railway Integration
| Property | Value |
|---|---|
| ID | REQ-API-INTEGRATION-001 |
| Requirement | The API SHALL integrate with Railway platform via POST /api/v1/integrations/railway for seamless deployment orchestration. |
| Rationale | Railway is primary deployment target for Sparki platform requiring native integration. |
| Inputs | Railway project ID, API token, deployment parameters |
| Outputs | Railway deployment execution with status tracking |
| Verify Method | Test + Demonstration |
| Acceptance Criteria: |
|
REQ-API-INTEGRATION-002: Multi-Platform Support (Render, Fly.io, Vercel)
| Property | Value |
|---|---|
| ID | REQ-API-INTEGRATION-002 |
| Requirement | The API SHALL support multiple deployment platforms via pluggable adapter system. |
| Rationale | Developer choice of deployment platform requires unified deployment interface abstraction. |
| Inputs | Platform-specific credentials and deployment parameters |
| Outputs | Platform-agnostic deployment execution instance |
| Verify Method | Test |
| Acceptance Criteria: |
|
3.8 Observability & Metrics
REQ-API-OBS-001: Prometheus Metrics
| Property | Value |
|---|---|
| ID | REQ-API-OBS-001 |
| Requirement | The API SHALL export Prometheus metrics via /metrics endpoint with sparki.* namespace and standardized labels. |
| Rationale | Prometheus metrics enable comprehensive observability and integration with monitoring systems. |
| Inputs | API operations and performance data |
| Outputs | Prometheus metrics in standardized format |
| Verify Method | Test |
| Acceptance Criteria: |
|
REQ-API-OBS-002: Structured Logging
| Property | Value |
|---|---|
| ID | REQ-API-OBS-002 |
| Requirement | The API SHALL produce structured JSON logs with correlation IDs and standardized field naming. |
| Rationale | Structured logging enables efficient log aggregation, searching, and analysis. |
| Inputs | Log events from API operations |
| Outputs | JSON-formatted log entries with standardized structure |
| Verify Method | Test |
| Acceptance Criteria: |
|
4. Non-Functional Requirements
4.1 Performance Requirements
| Requirement | Target | Measurement Method | Rationale |
|---|---|---|---|
| API Response Time (P95) | <50ms | Prometheus histograms | Exceptional developer experience |
| Framework Detection | <2 seconds | Build metrics | Instant project analysis |
| Pipeline Generation | <500ms | API latency tracking | Seamless workflow |
| Log Query Performance | <200ms | Query latency metrics | Instant troubleshooting |
| WebSocket Connection Latency | <100ms | Connection metrics | Real-time feedback experience |
| TUI Responsiveness | <200ms | CLI metrics | Snappy terminal experience |
4.2 Scalability Requirements
| Requirement | Target | Measurement Method | Rationale |
|---|---|---|---|
| Concurrent Developers | 1M+ | Load testing | Global developer market scale |
| Concurrent API Requests | 100K+/sec | Load testing | Peak traffic handling |
| Concurrent Build Executions | 10K+ | Pipeline metrics | Massive deployment concurrency |
| Projects per Workspace | 10K+ | Database scaling | Large engineering organizations |
| Deployments per Project per Day | 1K+ | Deployment tracking | Continuous deployment support |
4.3 Reliability Requirements
| Requirement | Target | Measurement Method | Rationale |
|---|---|---|---|
| Availability SLA | 99.95% | Uptime monitoring | Enterprise-grade mission-critical workload |
| Build Execution Success Rate | >99% | Build success metrics | Reliable build automation |
| Data Durability | 99.999% | Storage durability | Enterprise data protection standard |
| Recovery Time Objective (RTO) | <15 minutes | Incident tracking | Minimal service disruption |
| Recovery Point Objective (RPO) | <5 minutes | Backup verification | Minimal data loss |
4.4 Security Requirements
| Requirement | Target | Measurement Method | Rationale |
|---|---|---|---|
| Authentication Standard | OAuth 2.0/JWT | Security audit | Industry-standard authentication |
| Data Encryption (In Transit) | TLS 1.3 | Security scanning | Encrypted communication |
| Data Encryption (At Rest) | AES-256 | Encryption audit | Secure data storage |
| Access Control | RBAC | Permission testing | Fine-grained access control |
| Audit Logging | 100% coverage | Log audit | Compliance and forensics |
| Rate Limiting | Adaptive | Traffic analysis | DoS protection |
5. Integration Patterns
5.1 External Service Integration
5.2 Cloud Platform Adapters
- Railway: Native API integration for projects and deployments
- Render: Blueprint and environment variable configuration
- Fly.io: App deployment and scaling configuration
- Vercel: Project and environment detection
6. API Response Formats
6.1 Standard Response Structure
6.2 Error Response Structure
7. Technology Stack
| Component | Technology | Rationale |
|---|---|---|
| HTTP Framework | Go Fiber | Ultra-fast, minimal allocations |
| Database | PostgreSQL | ACID compliance, scaling support |
| Caching | Redis/Valkey | Sub-millisecond operations |
| Object Storage | S3/MinIO/Azure Blob | Scalable artifact storage |
| Observability | Prometheus/ELK/Jaeger | Industry-standard open-source stack |
| Containerization | Docker | Universal deployment format |
| Orchestration | Kubernetes | Enterprise deployment standard |
8. Success Metrics
| Metric | Year 1 Target | Measurement Method |
|---|---|---|
| API Response Time (P95) | <50ms | Prometheus monitoring |
| Framework Detection Accuracy | >99% | Test suite coverage |
| Build Success Rate | >99% | Build metrics |
| Platform Uptime | 99.95%+ | Uptime monitoring |
| Developer Adoption | 100K+ | Active user tracking |
Document History:
| Version | Date | Author | Changes |
|---|---|---|---|
| 1.0 | 2025-12-03 | Sparki Engineering | Initial API SRS creation |