Initial release: Go Jdenticon library v0.1.0

- Core library with SVG and PNG generation
- CLI tool with generate and batch commands
- Cross-platform path handling for Windows compatibility
- Comprehensive test suite with integration tests

benchmark/generate-inputs.js

@@ -0,0 +1,41 @@
+#!/usr/bin/env node
+
+/**
+ * Generate consistent test inputs for jdenticon benchmarking
+ * Creates deterministic hash strings for fair comparison between Go and JS implementations
+ */
+
+const fs = require('fs');
+const crypto = require('crypto');
+
+const NUM_INPUTS = 1000;
+const inputs = [];
+
+// Generate deterministic inputs by hashing incremental strings
+for (let i = 0; i < NUM_INPUTS; i++) {
+    // Use a variety of input types to make the benchmark realistic
+    let input;
+    if (i % 4 === 0) {
+        input = `user${i}@example.com`;
+    } else if (i % 4 === 1) {
+        input = `test-hash-${i}`;
+    } else if (i % 4 === 2) {
+        input = `benchmark-input-${i.toString(16)}`;
+    } else {
+        // Use a deterministic source for the "random" part
+        const randomPart = crypto.createHash('sha1').update(`seed-${i}`).digest('hex').substring(0, 12);
+        input = `random-string-${randomPart}`;
+    }
+    
+    // Generate SHA1 hash (same as jdenticon uses)
+    const hash = crypto.createHash('sha1').update(input).digest('hex');
+    inputs.push(hash);
+}
+
+// Write inputs to JSON file
+const outputPath = './inputs.json';
+fs.writeFileSync(outputPath, JSON.stringify(inputs, null, 2));
+
+console.log(`Generated ${NUM_INPUTS} test inputs and saved to ${outputPath}`);
+console.log(`Sample inputs:`);
+console.log(inputs.slice(0, 5));