- Transform tufte-press from reference guide to conversation-aware generator - Add JSON generation from conversation context following strict schema - Create build automation scripts with Nix environment handling - Integrate CUPS printing with duplex support - Add comprehensive workflow documentation Scripts added: - skills/tufte-press/scripts/generate-and-build.sh (242 lines) - skills/tufte-press/scripts/build-card.sh (23 lines) Documentation: - Updated SKILL.md with complete workflow instructions (370 lines) - Updated README.md with usage examples (340 lines) - Created SKILL-DEVELOPMENT-STRATEGY-tufte-press.md (450 lines) - Added worklog: 2025-11-10-tufte-press-skill-evolution.org Features: - Agent generates valid JSON from conversation - Schema validation before build (catches errors early) - Automatic Nix shell entry for dependencies - PDF build via tufte-press toolchain - Optional print with duplex support - Self-contained margin notes enforced - Complete end-to-end testing Workflow: Conversation → JSON → Validate → Build → Print Related: niri-window-capture, screenshot-latest, worklog skills
256 lines
8.2 KiB
Markdown
256 lines
8.2 KiB
Markdown
# Feature 001: Screenshot Analysis - Resolution
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**Status**: ✅ IMPLEMENTED (Minimal Viable Version)
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**Location**: `skills/screenshot-latest/`
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**Implementation Date**: 2025-11-08
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## What We Built
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A minimal skill that finds the most recent screenshot automatically so users don't have to type paths.
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**Files created**:
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- `skills/screenshot-latest/SKILL.md` - Agent instructions (83 lines)
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- `skills/screenshot-latest/scripts/find-latest.sh` - Bash script (22 lines)
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- `skills/screenshot-latest/README.md` - User documentation
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- `skills/screenshot-latest/examples/example-output.txt` - Example output
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**Total implementation**: 185 lines (including documentation)
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## Usage
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**User**: "Look at my last screenshot"
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**AI**: <runs script> → <finds `/home/user/Pictures/Screenshots/Screenshot-2025-11-08-14-06-33.png`> → <analyzes image>
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## What We Learned
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### The Over-Engineering Journey
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1. **Initial spec**: 635 lines of planning for 22 lines of code
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2. **Task breakdown**: 82 tasks to implement 1 bash script
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3. **Reality check**: `ls -t ~/Pictures/Screenshots/*.png | head -1` already works
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4. **Reset**: Built minimal version in 22 minutes instead of implementing 82 tasks
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**Key insight**: Specification time (115 min) vs Implementation time (22 min) = 5.2x waste
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### Root Causes
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1. **Template-driven development**: Filled in specification template without questioning scope
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2. **Solution-first thinking**: Designed before coding
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3. **Over-engineering bias**: Added features user didn't request
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4. **Lost sight of value**: Built framework instead of solving problem
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### What We Should Have Done
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```bash
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# Step 1: Test if problem is real (5 seconds)
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ls -t ~/Pictures/Screenshots/*.png | head -1
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# Step 2: It works? Ship it with docs (22 minutes)
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echo "#!/bin/bash" > find-latest.sh
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echo "ls -t ~/Pictures/Screenshots/*.{png,jpg,jpeg} | head -1" >> find-latest.sh
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# Step 3: Done
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```
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## Scope Decisions
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### What We Implemented (P1)
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- ✅ Find latest screenshot by modification time
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- ✅ Clear error messages (directory missing, no files)
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- ✅ Support PNG, JPG, JPEG formats
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- ✅ Fast execution (<1 second)
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- ✅ Natural language triggers ("look at my screenshot")
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### What We Deferred (P2-P3)
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- ⏸️ Custom directories (YAGNI - default works for 95% of users)
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- ⏸️ Nth screenshot lookup (YAGNI - not requested)
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- ⏸️ Time-based filtering (YAGNI - not requested)
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- ⏸️ Configuration files (YAGNI - hardcoded path is fine)
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- ⏸️ Symlink handling (YAGNI - not mentioned in original request)
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### Future Enhancements (If Requested)
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**File-based improvements**:
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- Support custom screenshot directories
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- Find "second-to-last" or Nth screenshot
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- Time-based filtering ("screenshot from 5 minutes ago")
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**Direct capture approach** (more interesting):
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- Bypass files entirely with `grim - | <inject to AI>`
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- Clipboard-based workflow (`grim - | wl-copy`)
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- Region capture with niri window geometry
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- Real-time screen analysis
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See `FUTURE-ENHANCEMENT.md` for details on direct capture.
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## Deliverables
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### Specification Documents (635 lines - ARCHIVED)
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- ❌ `specs/001-screenshot-analysis/spec.md` - Over-specified
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- ❌ `specs/001-screenshot-analysis/plan.md` - Premature planning
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- ❌ `specs/001-screenshot-analysis/tasks.md` - 82 unnecessary tasks
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### Implementation (185 lines - SHIPPED)
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- ✅ `skills/screenshot-latest/SKILL.md` - Agent instructions
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- ✅ `skills/screenshot-latest/scripts/find-latest.sh` - Working script
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- ✅ `skills/screenshot-latest/README.md` - User docs
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- ✅ `skills/screenshot-latest/examples/example-output.txt` - Example
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### Analysis Documents (VALUABLE)
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- ✅ `specs/001-screenshot-analysis/RESET.md` - Problem analysis
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- ✅ `specs/001-screenshot-analysis/COMPARISON.md` - Spec vs reality
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- ✅ `specs/001-screenshot-analysis/FUTURE-ENHANCEMENT.md` - Direct capture research
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- ✅ `specs/001-screenshot-analysis/RESOLUTION.md` - This document
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## Testing
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**Manual test**:
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```bash
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./skills/screenshot-latest/scripts/find-latest.sh
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# Expected: /home/dan/Pictures/Screenshots/Screenshot from 2025-11-08 14-06-33.png
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# Actual: /home/dan/Pictures/Screenshots/Screenshot from 2025-11-08 14-06-33.png
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✓ PASS
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```
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**Integration test**: Deploy to `~/.claude/skills/` and ask "look at my screenshot"
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- Status: NOT YET TESTED (requires deployment)
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- Next step: Deploy and validate with actual AI usage
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## Deployment
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### Not Yet Deployed
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The skill needs to be deployed to:
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- `~/.claude/skills/screenshot-latest` (for Claude Code), OR
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- `~/.config/opencode/skills/screenshot-latest` (for OpenCode)
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**Deployment command**:
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```bash
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# Claude Code
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ln -s $(pwd)/skills/screenshot-latest ~/.claude/skills/screenshot-latest
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# OpenCode
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ln -s $(pwd)/skills/screenshot-latest ~/.config/opencode/skills/screenshot-latest
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```
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**Deployment blocked by**: Need to test in actual AI environment first
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## Success Criteria
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**Original (overcomplicated)**:
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- SC-001: Work in 100% of cases (unmeasurable)
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- SC-002: Complete in <1 second for 1000 files (premature optimization)
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- SC-003: Succeed in 95% of requests (can't measure without data)
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- SC-004: Clear error messages ✓ (kept this)
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- SC-005: Save 40+ keystrokes ✓ (accurate)
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**Actual (pragmatic)**:
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1. User says: "look at my screenshot"
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2. AI responds with analysis of correct file
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3. User says: "thanks" (not "that's the wrong file")
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**That's the only metric that matters.**
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## Lessons for Future Features
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### Specification Process
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**Use comprehensive specs when**:
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- Multiple developers need coordination
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- Complex domain requiring analysis
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- High risk of rework
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- Unclear requirements needing clarification
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- Enterprise/compliance requirements
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**DON'T use comprehensive specs when**:
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- Solution is obvious (1-liner test confirms)
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- Single developer working alone
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- Simple domain (file operations)
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- Low risk of rework (<50 lines of code)
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- Requirements are crystal clear
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### Development Process
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**For small features**:
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1. Test one-liner solution (5 seconds)
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2. If it works → Write script + docs (20 minutes)
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3. Ship it
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4. Iterate on feedback
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**For large features**:
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1. Write specification
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2. Break down tasks
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3. Implement incrementally
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4. Test thoroughly
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5. Ship after validation
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**This feature was small. We should have skipped steps 1-2.**
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## Related Work
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**Research discoveries**:
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- `grim -` can output PNG to stdout (verified)
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- `niri msg` provides window geometry (verified)
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- Direct capture approach is feasible (untested with AI)
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- Clipboard injection is possible (untested with AI)
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**Follow-up questions**:
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- Can OpenCode/Claude Code read from clipboard?
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- Can OpenCode/Claude Code accept base64 image data?
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- What's the actual latency in real usage?
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## Recommendations
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### For This Feature
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1. ✅ Ship current file-based implementation
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2. ⏸️ Deploy to `~/.claude/skills/` or `~/.config/opencode/skills/`
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3. ⏸️ Test with actual AI usage
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4. ⏸️ Gather user feedback
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5. ⏸️ Consider direct capture IF users request it
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### For Future Features
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1. Test before you specify
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2. Build before you plan (for simple problems)
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3. Question every requirement
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4. Ship minimal version first
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5. Enhance based on actual usage
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### For Spec-Kit Tool
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Consider adding a "complexity gate":
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```
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Before running /speckit.specify:
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- Can you solve this with a one-liner?
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- YES → Just write the code
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- NO → Continue with specification
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```
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This would have saved 93 minutes on this feature.
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## Status Summary
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| Aspect | Status |
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|--------|--------|
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| Problem Understanding | ✅ Clear |
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| Solution Validation | ✅ Tested (one-liner works) |
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| Implementation | ✅ Complete (minimal version) |
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| Documentation | ✅ Complete (SKILL.md + README) |
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| Testing | ⚠️ Manual test passed, integration test pending |
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| Deployment | ⏸️ Not yet deployed |
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| User Validation | ⏸️ Awaiting real usage |
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## Closure
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**Original request**: "Make it so I don't have to type '~/Pictures/Screenshots' every time"
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**Solution delivered**: 22-line bash script that finds latest screenshot automatically
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**Time to implement**: 22 minutes
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**Time to specify**: 115 minutes (wasted)
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**Time to analyze**: 60 minutes (valuable - generated learning)
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**Next action**: Deploy and test with actual AI usage
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**Feature status**: ✅ RESOLVED (minimal viable implementation shipped)
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---
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*Sometimes the best specification is shipping working code.*
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