docs: remove JSON viewer, fix arch.md text

- Remove JSON tree viewer JS/CSS (not working well)
- Simplify reduction_graph.json description
- Keep collapsible details for JSON examples

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: GiggleLiu

Makefile

@@ -60,10 +60,10 @@ mdbook:
 	mdbook build
 	rm -rf book/api
 	cp -r target/doc book/api
-	@-fuser -k 3001/tcp 2>/dev/null || true
+	@-lsof -ti:3001 | xargs kill 2>/dev/null || true
 	@echo "Serving at http://localhost:3001"
 	python3 -m http.server 3001 -d book &
-	@sleep 1 && xdg-open http://localhost:3001
+	@sleep 1 && (command -v xdg-open >/dev/null && xdg-open http://localhost:3001 || open http://localhost:3001)
 
 # Generate all example JSON files for the paper
 REDUCTION_EXAMPLES := $(patsubst examples/%.rs,%,$(wildcard examples/reduction_*.rs))

book.toml

@@ -9,8 +9,8 @@ src = "docs/src"
 default-theme = "navy"
 git-repository-url = "https://github.com/CodingThrust/problem-reductions"
 edit-url-template = "https://github.com/CodingThrust/problem-reductions/edit/main/{path}"
-additional-css = ["docs/src/static/theme-images.css", "docs/src/static/json-viewer.css"]
-additional-js = ["docs/src/static/json-viewer.js"]
+additional-css = ["docs/src/static/theme-images.css"]
+additional-js = []
 no-section-label = false
 
 [output.html.fold]

docs/src/arch.md

@@ -33,7 +33,7 @@ MaximumIndependentSet/Weighted  # weighted objective
 
 Evaluating a configuration returns both validity and objective value:
 
-```rust
+```rust,ignore
 let config = vec![1, 0, 1, 0];  // Variable assignments
 let result = problem.solution_size(&config);
 // result.is_valid: bool
@@ -150,7 +150,7 @@ Variant IDs follow the pattern `ProblemName[/GraphType][/Weighted]`:
 | `MaximumIndependentSet/Weighted` | Weighted objective |
 | `MaximumIndependentSet/GridGraph/Weighted` | Both |
 
-The graph is exported to [`reduction_graph.json`](reductions/reduction_graph.json) for visualization and documentation:
+The graph data is stored in [`reduction_graph.json`](reductions/reduction_graph.json):
 
 <details>
 <summary>Schema</summary>