Use local svgo.cmd wrapper binary

Switch SVG optimizer resolution from bin/svgo-cli.exe to bin/svgo.cmd.

Update unit tests to validate the new local binary path behavior.

Co-Authored-By: Abacus.AI CLI <agent@abacus.ai>

bin/svgo-client/svgo-cli.js

@@ -0,0 +1,25 @@
+import { optimize } from "svgo";
+import fs from "fs";
+
+const args = process.argv.slice(2);
+
+if (args.length === 0) {
+  console.error("Error: No input file");
+  console.log("Usage: svgo <input.svg> [output.svg]");
+  process.exit(1);
+}
+
+const [input, output = input] = args;
+
+if (!fs.existsSync(input)) {
+  console.error("Error: File not found:", input);
+  process.exit(2);
+}
+
+const svg = fs.readFileSync(input, "utf8");
+
+const result = optimize(svg, { multipass: true });
+
+fs.writeFileSync(output, result.data);
+
+console.log("✔ Optimized:", input);