chore: auto-commit (6 archivos)

- CMakeLists.txt
- main.cpp
- data_collectors.cpp
- data_collectors.h
- runner.cpp
- runner.h

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

data_collectors.h

@@ -0,0 +1,18 @@
+#pragma once
+
+#include <string>
+#include <vector>
+
+struct Collector {
+    std::string id;          // basename del directorio (ej. "api_hn_top")
+    std::string name;        // del manifest (fallback id)
+    std::string description; // del manifest
+    std::string dir;         // path absoluto al directorio del collector
+    std::string run_py;      // path absoluto al run.py
+    bool        has_run = false;
+};
+
+// Enumera <collectors_root>/*/manifest.yaml + run.py.
+// Parsing manifest minimo: solo lee `id`, `name:`, `description:` por linea (sin yaml-cpp).
+bool collectors_discover(const std::string& collectors_root,
+                         std::vector<Collector>& out);