| name | hello-world-writer |
| description | Writes "Hello World" string to a specified file path. Use when you need to create a simple text file with the content "Hello World". |
Usage: Write "Hello World" to a target file with verification.
Workflow Progress Tracker
Copy this checklist into your response and mark progress:
### [hello-world-writer] Progress:
- [ ] Phase 1: Validate Path
- [ ] Phase 2: Write Content
- [ ] Phase 3: Verify Write
Phase 1: Validate Path
Goal: Ensure the target path is valid and writable.
- Check if parent directory exists
- Check write permissions
- Confirm with user if file already exists (overwrite risk)
Interaction Point: Before writing, confirm with user:
- Target file path
- Whether to overwrite if file exists
Phase 2: Write Content
Goal: Write "Hello World" to the target file.
Action: Use write_file tool to create the file with content:
Hello World
Phase 3: Verify Write
Goal: Confirm the write was successful.
- Read back the file to verify content
- Report success or failure
Guardrails
| ID | Rule | Description |
|---|
| G1 | Path Safety | Validate path does not traverse outside allowed directories |
| G2 | Permission Check | Verify write permissions before attempting write |
| G3 | Verify Success | Always read-back to confirm write succeeded |
Examples
Example 1 — Simple write:
User: Write "Hello World" to /tmp/test.txt
Agent:
1. Validates /tmp/ is writable
2. Writes "Hello World" to /tmp/test.txt
3. Reads back /tmp/test.txt to verify
4. Confirms: "✅ Written successfully"
Example 2 — File exists:
User: Write "Hello World" to /tmp/existing.txt
Agent:
1. Detects file exists
2. Asks: "File exists. Overwrite? [Y/N]"
3. User confirms
4. Writes and verifies
