cellar is now capable of finding your steam libraries

src/modules.txt

@@ -2,3 +2,4 @@ core
 config
 bottles
 launch
+steam

src/steam/commands.txt

@@ -0,0 +1 @@
+steamtest test_command Test Steam related thing.

src/steam/paths.cpp

@@ -20,4 +20,14 @@ std::vector<std::string> cellar::steam::find_steam_libraries() {
 
     std::ifstream fd_steam_library_config(str_steam_library_config);
     auto hnd_steam_library_config = vdf::read(fd_steam_library_config);
+
+    std::vector<std::string> result;
+
+    for (auto hnd_library_def : hnd_steam_library_config.childs) {
+        std::string str_index = hnd_library_def.first;
+        auto hnd_library = hnd_library_def.second;
+        result.push_back(hnd_library->attribs["path"]);
+    }
+
+    return result;
 }

src/steam/test_command.cpp

@@ -0,0 +1,11 @@
+#include <iostream>
+
+#include "output.hpp"
+#include "steam.hpp"
+#include "internal/steam.hpp"
+
+void cellar::steam::test_command(int argc, std::vector<std::string> argv) {
+    for (std::string str_path : cellar::steam::find_steam_libraries()) {
+        output::statement(str_path);
+    }
+}