chore: add debug scripts

Author: MasterPtato

scripts/debug/debug_mermaid.ts

@@ -0,0 +1,100 @@
+#!/usr/bin/env tsx
+
+/**
+ * Binary search to find problematic Mermaid gantt entries
+ * Usage: tsx scripts/debug/debug_mermaid.ts
+ */
+
+import { readFileSync, writeFileSync } from 'fs';
+
+function main() {
+	const inputFile = '/tmp/rivet-engine-gantt.md';
+	const content = readFileSync(inputFile, 'utf-8');
+	const lines = content.split('\n');
+
+	// Find the start and end of the mermaid block
+	const startIdx = lines.findIndex(line => line.trim() === '```mermaid');
+	const endIdx = lines.findIndex((line, idx) => idx > startIdx && line.trim() === '```');
+
+	if (startIdx === -1 || endIdx === -1) {
+		console.error('Could not find mermaid block');
+		process.exit(1);
+	}
+
+	const mermaidLines = lines.slice(startIdx + 1, endIdx);
+
+	// Find where sections start
+	const sectionStarts: number[] = [];
+	mermaidLines.forEach((line, idx) => {
+		if (line.trim().startsWith('section ')) {
+			sectionStarts.push(idx);
+		}
+	});
+
+	console.log(`Found ${sectionStarts.length} sections`);
+
+	// Try with just the header
+	console.log('\nTesting with just header...');
+	let testLines = mermaidLines.slice(0, Math.max(...sectionStarts.filter(s => s < 10)));
+	writeTestFile(testLines, '/tmp/test-gantt.md');
+	console.log('Created /tmp/test-gantt.md with just headers');
+
+	// Try with first section only
+	console.log('\nTesting with first section only...');
+	const firstSectionEnd = sectionStarts[1] || mermaidLines.length;
+	testLines = mermaidLines.slice(0, firstSectionEnd);
+	writeTestFile(testLines, '/tmp/test-gantt-section1.md');
+	console.log('Created /tmp/test-gantt-section1.md with first section');
+
+	// Create files with incremental sections
+	for (let i = 0; i < sectionStarts.length; i++) {
+		const endLine = i + 1 < sectionStarts.length ? sectionStarts[i + 1] : mermaidLines.length;
+		testLines = mermaidLines.slice(0, endLine);
+		writeTestFile(testLines, `/tmp/test-gantt-${i + 1}sections.md`);
+		console.log(`Created /tmp/test-gantt-${i + 1}sections.md`);
+	}
+
+	// Also create a minimal test
+	console.log('\nCreating minimal test...');
+	const minimal = [
+		'gantt',
+		'    title Test',
+		'    dateFormat YYYY-MM-DDTHH:mm:ss',
+		'    axisFormat %H:%M:%S',
+		'    section Test Section',
+		'    task1 :a1, 2025-11-12T22:30:21, 2025-11-12T22:30:22',
+		'    task2 :crit, a2, 2025-11-12T22:30:22, 2025-11-12T22:30:23',
+		'    task3 :active, a3, 2025-11-12T22:30:23, 2025-11-12T22:30:24',
+		'    task4 :milestone, a4, 2025-11-12T22:30:24, 2025-11-12T22:30:24',
+	];
+	writeTestFile(minimal, '/tmp/test-gantt-minimal.md');
+	console.log('Created /tmp/test-gantt-minimal.md');
+
+	// Print first few task lines for inspection
+	console.log('\nFirst 10 task lines:');
+	let taskCount = 0;
+	for (const line of mermaidLines) {
+		if (line.trim() && !line.trim().startsWith('gantt') && !line.trim().startsWith('title') &&
+		    !line.trim().startsWith('dateFormat') && !line.trim().startsWith('axisFormat') &&
+		    !line.trim().startsWith('section')) {
+			console.log(`  ${line}`);
+			taskCount++;
+			if (taskCount >= 10) break;
+		}
+	}
+}
+
+function writeTestFile(mermaidLines: string[], outputPath: string) {
+	const output = [
+		'# Test Mermaid Gantt',
+		'',
+		'```mermaid',
+		...mermaidLines,
+		'```'
+	].join('\n');
+	writeFileSync(outputPath, output);
+}
+
+if (require.main === module) {
+	main();
+}