feat(268): Create markdown file test-3lf32y.md with feature status tracking

specs/268-markdown-file-creation-afb1d6/feature.yaml

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+feature:
+  id: "268-markdown-file-creation-afb1d6"
+  name: "markdown-file-creation-afb1d6"
+  number: 268
+  branch: "feat/268-markdown-file-creation-afb1d6"
+  lifecycle: "research"
+  createdAt: "2026-03-29T14:27:09Z"
+status:
+  phase: "implementation-complete"
+  progress:
+    completed: 2
+    total: 2
+    percentage: 100
+  currentTask: null
+  lastUpdated: "2026-03-29T14:32:52.148Z"
+  lastUpdatedBy: "feature-agent:implement"
+  completedPhases:
+    - "analyze"
+    - "requirements"
+    - "research"
+    - "plan"
+    - "phase-1"
+validation:
+  lastRun: null
+  gatesPassed: []
+  autoFixesApplied: []
+tasks:
+  current: null
+  blocked: []
+  failed: []
+checkpoints:
+  - phase: "feature-created"
+    completedAt: "2026-03-29T14:27:09Z"
+    completedBy: "feature-agent"
+errors:
+  current: null
+  history: []

specs/268-markdown-file-creation-afb1d6/plan.yaml

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+name: "markdown-file-creation-afb1d6"
+summary: >
+  "Create a single markdown file (test-3lf32y.md) in the repository root with a title and 2-3 sentences of prose. The implementation follows the established repository pattern observed in 29+ similar markdown files. No external dependencies, build tools, or architectural changes required."
+
+relatedFeatures: []
+
+technologies:
+  - "Markdown"
+  - "Git"
+
+relatedLinks: []
+
+phases:
+  - id: "phase-1"
+    name: "File Creation and Repository Integration"
+    description: "Create the markdown file with proper structure and integrate it into the git repository through staging, committing, and pushing changes. This is the single phase covering all work for this feature."
+    parallel: false
+
+filesToCreate:
+  - "test-3lf32y.md"
+
+filesToModify: []
+
+openQuestions: []
+
+content: |
+  ## Architecture Overview
+
+  This feature creates a single, standalone markdown file following the established repository pattern.
+  No code, architecture, or system integration is required—the file is a static asset committed to git.
+
+  The implementation integrates naturally into the existing repository structure:
+  - File placement: repository root (same as 29+ existing markdown files)
+  - Integration method: git version control (standard repository mechanism)
+  - No coupling to other systems, modules, or features
+  - No backwards compatibility concerns (adding a new file does not affect existing code)
+
+  ## Key Design Decisions
+
+  ### 1. Direct File Creation (No Templating or Build Tools)
+
+  **Decision:** Create the file directly without templating engines, shell scripts, or build system integration.
+
+  **Alternatives Considered:**
+  - Template engines (Jinja, Handlebars) — rejected due to added complexity and dependencies (violates NFR-5)
+  - Shell script wrapper — rejected due to portability concerns and overhead
+  - Build system integration — rejected because NFR-5 explicitly requires no external dependencies
+
+  **Rationale:** Direct file creation is optimal because:
+  - Requires no external dependencies (compliant with NFR-5)
+  - Operation is trivial and completes in < 1 second (NFR-1)
+  - Immediately verifiable and maintainable
+  - Follows the proven pattern from 29+ existing markdown files in the repository
+
+  ### 2. Standard Markdown Format (No Special Variants)
+
+  **Decision:** Use standard markdown syntax (H1 heading, blank line, prose content) without variant enforcement.
+
+  **Alternatives Considered:**
+  - CommonMark strict enforcement — rejected due to unnecessary constraint complexity
+  - GitHub Flavored Markdown variants — rejected because basic structure needs no special syntax
+  - Custom markup — rejected because it violates the markdown requirement (FR-2)
+
+  **Rationale:** Standard markdown is correct because:
+  - Explicit requirement stated in FR-2
+  - All 29+ existing similar files use standard markdown
+  - Any standard markdown processor correctly parses the simple structure
+  - File requires no validation beyond basic markdown syntax
+
+  ### 3. Static Content (No Procedural Generation)
+
+  **Decision:** Write prose content directly without procedural generation or external sourcing.
+
+  **Alternatives Considered:**
+  - Procedural generation (Markov chains, Lorem ipsum) — rejected due to added complexity and unpredictability
+  - Externally sourced content (APIs, databases) — rejected because it introduces dependencies and latency
+
+  **Rationale:** Static content is correct because:
+  - Feature has no dynamic requirements
+  - Content must be human-readable (NFR-3) and maintainable
+  - Feature spec already resolved content selection: any topic, any style
+  - Static content is deterministic and auditable
+
+  ### 4. Standard Git Workflow (Conventional Commits)
+
+  **Decision:** Use standard git commands (add, commit, push) with conventional commit message format.
+
+  **Alternatives Considered:**
+  - Git hooks or automation — rejected because they add complexity without benefit for a trivial file
+  - Auto-commit tools — rejected because they reduce auditability
+
+  **Rationale:** Standard git workflow is required because:
+  - Explicitly stated in FR-6 and FR-7
+  - No validation hooks needed—requirements are unambiguous
+  - Conventional commits maintain auditability and traceability
+  - Follows repository conventions from prior implementations
+
+  ## Implementation Strategy
+
+  **Single Phase Approach:**
+
+  Phase 1 covers file creation through remote push. This is a single, cohesive phase because:
+  - All work is sequential and tightly coupled
+  - File content decisions are fixed and require no iteration
+  - No dependencies or blockers to resolve between file creation and git push
+  - Total effort is trivial (< 15 minutes as noted in feature spec)
+
+  **Why This Ordering Works:**
+  1. Create file with content first—this produces the artifact to be tracked
+  2. Verify structure meets requirements—ensures quality before git integration
+  3. Stage, commit, and push—completes the feature by integrating into version control
+
+  ## Risk Mitigation
+
+  | Risk | Mitigation |
+  | ---- | ---------- |
+  | File already exists in repository | Check for existing test-3lf32y.md before creation; existing files in root are unlikely given naming pattern |
+  | Incorrect markdown syntax | Follow simple, proven structure: H1 heading, blank line, prose—no special formatting needed |
+  | Prose content doesn't meet 2-3 sentence requirement | Write content upfront and verify count before committing |
+  | Git push fails due to network/permissions | Standard git error—user will see message and can troubleshoot with git logs |
+  | Conventional commit message format incorrect | Use exact pattern: `feat(268): Create markdown file test-3lf32y.md` |

specs/268-markdown-file-creation-afb1d6/research.yaml

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+# Research Artifact (YAML)
+# This is the source of truth. Markdown is auto-generated from this file.
+
+name: "markdown-file-creation-afb1d6"
+summary: >
+  This feature requires creating a single markdown file with minimal complexity.
+  No external libraries, build tools, or special infrastructure are needed.
+  The implementation uses standard file operations and git commands following the
+  established pattern present in 29+ existing markdown files in the repository.
+
+# Relationships
+relatedFeatures: []
+
+technologies:
+  - "Markdown"
+  - "Git"
+
+relatedLinks: []
+
+# Structured technology decisions
+decisions:
+  - title: "File Creation Approach"
+    chosen: "Direct file write without templating or build tools"
+    rejected:
+      - "Template engine (Jinja, Handlebars, etc.) — adds unnecessary complexity and dependencies for a single static file"
+      - "Shell script wrapper — introduces shell interpretation overhead and portability concerns for a trivial operation"
+      - "Build system integration (Make, npm scripts, etc.) — violates NFR-5 requirement of no external dependencies"
+    rationale: >
+      Direct file creation is the optimal choice because: (1) no external dependencies are required (NFR-5),
+      (2) the operation is trivial and completes in less than 1 second (NFR-1), (3) it is immediately verifiable and maintainable,
+      (4) it follows the established pattern in the repository where file creation is straightforward.
+
+  - title: "Markdown Format and Syntax"
+    chosen: "Standard markdown with H1 heading, blank line separator, and prose content"
+    rejected:
+      - "Markdown variant enforcement (CommonMark strict, GitHub Flavored Markdown) — introduces unnecessary specification constraints for a basic file with no special formatting needs"
+      - "Custom markup or template syntax — violates the markdown requirement and adds processing complexity"
+    rationale: >
+      Standard markdown is the correct choice because: (1) it is the explicit requirement in FR-2,
+      (2) all 29+ existing similar files use standard markdown syntax, (3) standard markdown is universally parseable (NFR-2),
+      (4) it requires no special processors or validators, (5) the file structure (H1 plus blank line plus prose) is simple enough that any markdown processor handles it correctly.
+
+  - title: "Prose Content Generation"
+    chosen: "Static content written directly without procedural generation"
+    rejected:
+      - "Procedurally generated content (Markov chains, ML models, lorem ipsum) — adds complexity, dependencies, and unpredictability for content that needs to be stable and auditable"
+      - "Externally sourced content (APIs, databases) — introduces dependencies and latency for a trivial file with no business logic requirements"
+    rationale: >
+      Static content is correct because: (1) the feature has no dynamic requirements,
+      (2) static content is deterministic and auditable, (3) no external services or processing are needed,
+      (4) content is human-readable and maintainable (NFR-3), (5) the feature spec already resolved content selection (any topic, any style).
+
+  - title: "Git Workflow Integration"
+    chosen: "Standard git commands (add, commit, push) with conventional commit message"
+    rejected:
+      - "Git hooks or automation (pre-commit, commit-msg hooks) — introduces complexity and validation overhead for a trivial file that always passes requirements"
+      - "Direct branch push with auto-commit tools — reduces auditability and deviates from the explicit requirement (FR-6) for conventional commit messages"
+    rationale: >
+      Standard git workflow is required because: (1) it is explicitly stated in FR-6 and FR-7,
+      (2) no validation hooks are needed since the file format is trivial and requirements are unambiguous,
+      (3) using conventional commit messages with manual git operations maintains auditability and traceability,
+      (4) this approach follows repository conventions observed in prior implementations.
+
+# Open questions (should be resolved by end of research)
+openQuestions: []
+
+# Markdown content (the full research document)
+content: |
+  ## Status
+
+  - **Phase:** Research
+  - **Updated:** 2026-03-29
+  - **Status:** Complete — no unresolved technical questions
+
+  ## Technology Decisions
+
+  ### 1. File Creation Approach
+
+  **Chosen:** Direct file write without templating or build tools
+
+  **Rejected:**
+  - Template engine (Jinja, Handlebars, etc.) — adds unnecessary complexity and dependencies for a single static file
+  - Shell script wrapper — introduces shell interpretation overhead and portability concerns for a trivial operation
+  - Build system integration (Make, npm scripts, etc.) — violates NFR-5 requirement of no external dependencies
+
+  **Rationale:** Direct file creation is optimal because it requires no external dependencies (NFR-5), the operation is trivial and completes in less than 1 second (NFR-1), and it is immediately verifiable. The existing repository contains 29+ markdown files created through straightforward file operations, establishing that this pattern is proven and effective.
+
+  ### 2. Markdown Format and Syntax
+
+  **Chosen:** Standard markdown with H1 heading, blank line separator, and prose content
+
+  **Rejected:**
+  - Markdown variant enforcement (CommonMark strict, GitHub Flavored Markdown) — introduces unnecessary specification constraints for a basic file with no special formatting needs
+  - Custom markup or template syntax — violates the markdown requirement and adds processing complexity
+
+  **Rationale:** Standard markdown is the correct choice because it is the explicit requirement (FR-2), all 29+ existing similar files use standard markdown syntax, and any standard markdown processor will correctly parse the simple structure (H1 plus blank line plus prose). The file requires no special validation or processing beyond basic markdown syntax, which is universally supported.
+
+  ### 3. Prose Content Generation
+
+  **Chosen:** Static content written directly without procedural generation
+
+  **Rejected:**
+  - Procedurally generated content (Markov chains, ML models, lorem ipsum) — adds complexity, dependencies, and unpredictability for content that needs to be stable and auditable
+  - Externally sourced content (APIs, databases) — introduces dependencies and latency for a trivial file with no business logic requirements
+
+  **Rationale:** Static content is correct because the feature has no dynamic requirements. Content must be human-readable (NFR-3) and maintainable. The feature spec explicitly allows any topic and style (product question 1), meaning content selection is a simple decision with no technical constraints. Static content is deterministic, auditable, and requires no external processing.
+
+  ### 4. Git Workflow Integration
+
+  **Chosen:** Standard git commands (add, commit, push) with conventional commit message
+
+  **Rejected:**
+  - Git hooks or automation (pre-commit, commit-msg hooks) — introduces complexity and validation overhead for a trivial file that always passes requirements
+  - Direct branch push with auto-commit tools — reduces auditability and deviates from the explicit requirement (FR-6) for conventional commit messages
+
+  **Rationale:** Standard git workflow is required because it is explicitly stated in FR-6 and FR-7. No validation hooks are needed since the file format is trivial and requirements are unambiguous. Using conventional commit messages with manual git operations maintains auditability and traceability, which is important for feature tracking even in trivial features.
+
+  ## Library Analysis
+
+  | Library | Purpose | Decision | Reasoning |
+  | ------- | ------- | -------- | --------- |
+  | None | N/A | Not Needed | NFR-5 explicitly requires no external dependencies. File creation, markdown syntax, and git operations are all built-in capabilities. No specialized libraries add value for this trivial feature. |
+
+  ## Security Considerations
+
+  **File Access & Permissions:**
+  - The created file is in the repository root with standard repository permissions
+  - No authentication, encryption, or sensitive data handling is required
+  - File permissions will inherit from the repository defaults
+  - No security implications beyond standard git repository security
+
+  **Input Validation:**
+  - The filename (test-3lf32y.md) is fixed and hardcoded — no user input processing
+  - The markdown content is static — no injection vectors (no code execution, SQL, command injection possible)
+  - No external input sources or APIs are involved
+
+  **Attack Surface:**
+  - Minimal: the file is created locally and pushed to the git repository
+  - No network services, no data processing, no external dependencies to compromise
+  - Standard git security model applies
+
+  **Conclusion:** No security hardening is necessary for this feature. The operation is deterministic, local, and does not process untrusted input.
+
+  ## Performance Implications
+
+  **Execution Time:**
+  - File creation: less than 100ms (trivial filesystem operation)
+  - Git operations (add, commit, push): less than 1 second for local operations, network latency for push
+  - Total time: less than 2 seconds including git operations (well within NFR-1: less than 1 second for file creation)
+
+  **Resource Usage:**
+  - Memory: minimal (single file operation)
+  - Disk: single markdown file (~0.5 KB)
+  - Network: standard git push overhead (no special considerations)
+
+  **Scalability:**
+  - Not applicable — this is a one-time operation
+  - No performance degradation as the feature is static
+
+  **Optimization Opportunities:**
+  - None needed — the operation is already optimal for its requirements
+
+  **Conclusion:** Performance is not a concern. File creation and git operations complete well within stated requirements.
+
+  ## Architecture Notes
+
+  **Repository Pattern:**
+  - This feature follows the established pattern present in 29+ existing markdown files
+  - No new architectural patterns, abstractions, or layers are needed
+  - The implementation is sibling to existing similar features (265, 266, 267)
+
+  **Integration Points:**
+  - No code integration required
+  - Feature exists as a standalone file in the repository root
+  - Git tracking provides the only integration point
+
+  **Dependencies & Coupling:**
+  - No code dependencies
+  - No coupling to other systems or modules
+  - Completely isolated feature
+
+  **Backwards Compatibility:**
+  - No breaking changes possible
+  - Adding a new file does not affect existing code
+  - Existing features and functionality remain unchanged
+
+  **Future Extensibility:**
+  - The feature is complete as specified — no extension points are needed
+  - If future features need to read or process this file, it is a standard markdown file with no special processing requirements
+
+  **Conclusion:** This feature fits naturally into the existing repository architecture with no special architectural considerations needed.
+
+  ## Implementation Approach
+
+  **File Structure:**
+  ```
+  test-3lf32y.md
+  ├─ Title (H1 heading with # syntax)
+  ├─ One blank line
+  └─ 2-3 sentences of prose (any topic, any style)
+  ```
+
+  **Required Operations:**
+  1. Create file test-3lf32y.md in repository root
+  2. Write H1 title (e.g., `# Title`)
+  3. Write one blank line
+  4. Write 2-3 sentences of prose (any topic, any style)
+  5. Stage file with git add
+  6. Commit with conventional message: `feat(268): Create markdown file test-3lf32y.md`
+  7. Push to remote with: `git push -u origin feat/268-markdown-file-creation-afb1d6`
+
+  **What is NOT needed:**
+  - External libraries or dependencies
+  - Build tools or compilation
+  - Validation frameworks
+  - Testing infrastructure
+  - Configuration files
+  - Templating engines
+  - Special git hooks or automation
+
+  **Why This Is Straightforward:**
+  - Clear, unambiguous requirements
+  - Follows established repository pattern
+  - No decision-making complexity
+  - Single, standalone output
+  - No code or architectural changes
+  - Proven approach through 29+ similar implementations
+
+  ## Conclusion
+
+  This feature requires no special technical infrastructure, libraries, or architectural changes. The implementation is a straightforward application of standard file operations and git commands. The existing repository pattern provides all necessary guidance, and the feature fits naturally into the current structure. All requirements are met with minimal complexity.