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Ken Yasue 80e195b3dc chore: initialize repository with project docs and tooling
- Add persistent docs: PRD, functional design, architecture, repository structure, development guidelines, milestones

- Add brainstorming notes (docs/ideas/)

- Configure tooling: package.json, tsconfig, eslint, prettier, vitest

- Add opencode configuration (commands, skills, agents)

- Add .gitignore for node_modules, .env, data/, backups/, build outputs
2026-06-24 23:31:06 +02:00

2.5 KiB

Product Requirements Document

Product overview

Name

[Product name] - [Subtitle]

Product concept

  • [Concept 1]: [Description]
  • [Concept 2]: [Description]
  • [Concept 3]: [Description]

Product vision

[Describe the world this product aims for, in 3-5 sentences]

Purpose

  • [Purpose 1]
  • [Purpose 2]
  • [Purpose 3]

Target users

Primary persona: [Name] ([Age], [Occupation])

  • [Attribute 1: e.g., freelancer running 3-5 projects in parallel]
  • [Attribute 2: e.g., Vim/Emacs + terminal environment]
  • [Current problem: e.g., does not want to spend time on task management]
  • [Expected solution]
  • [A typical daily workflow]

Success metrics (KPIs)

Primary KPIs

  • [Metric 1]: [Target value] ([Deadline])
    • Example: Daily active users (DAU): 100 (in 3 months)
  • [Metric 2]: [Target value] ([Deadline])
    • Example: Task completion rate: 70% or higher

Secondary KPIs

  • [Metric 1]: [Target value] ([Deadline])
  • [Metric 2]: [Target value] ([Deadline])

Functional requirements

Core features (MVP)

[Feature 1]

User story: As a [user], I want [feature] so that [goal]

Acceptance criteria:

  • [Criterion 1: described in a measurable form]
  • [Criterion 2: described in a measurable form]
  • [Criterion 3: described in a measurable form]

Priority: P0 (Required)

[Feature 2]

User story: [Description]

Acceptance criteria:

  • [Criterion 1]
  • [Criterion 2]

Priority: P1 (Important)

CLI interface (if applicable)

# Example of basic operations
[command] [subcommand] [options]
# Write specific command examples

Future features (Post-MVP)

[Feature 3]

[Brief description]

Priority: P2 (Nice to have)

Non-functional requirements

Performance

  • [Requirement 1]: [Measurable standard]
    • Example: Command execution time: within 100ms
  • [Requirement 2]: [Measurable standard]
    • Example: Task list display: within 1 second for up to 1000 items

Usability

  • [Requirement 1]: [Measurable standard]
    • Example: A new user can learn the basic operations within 5 minutes
  • [Requirement 2]: [Measurable standard]

Reliability

  • [Requirement 1]: [Measurable standard]
    • Example: Zero data loss (automatic backup)
  • [Requirement 2]: [Measurable standard]

Security

  • [Requirement 1]: [Measurable standard]
  • [Requirement 2]: [Measurable standard]

Scalability

  • [Requirement 1]: [Measurable standard]
  • [Requirement 2]: [Measurable standard]

Out of scope

Items explicitly considered out of scope:

  • [Item 1]
  • [Item 2]
  • [Item 3]