refactor: rename Tool.alpha to Tool.experimental

.claude/hooks/suggest-compact.js

@@ -0,0 +1,23 @@
+const fs = require("node:fs");
+const os = require("node:os");
+const path = require("node:path");
+
+const _input = JSON.parse(fs.readFileSync("/dev/stdin", "utf8"));
+const counterFile = path.join(os.tmpdir(), "stirling-claude-tool-count.json");
+
+let count = 0;
+try {
+  const data = JSON.parse(fs.readFileSync(counterFile, "utf8"));
+  count = data.count || 0;
+} catch {
+  // First call or file missing
+}
+
+count++;
+fs.writeFileSync(counterFile, JSON.stringify({ count }));
+
+if (count === 50 || (count > 50 && (count - 50) % 25 === 0)) {
+  console.log(
+    `${count} tool calls this session. Consider /compact at a logical boundary to free up context.`,
+  );
+}