Update some things.

Shared/Paths.cpp

@@ -0,0 +1,60 @@
+#include "Paths.h"
+
+namespace Artifact {
+
+Path getDataPath() {
+    Path base;
+
+    // ────────────────────────────────────────────────
+    // 1. Windows — AppData/Roaming (most common choice)
+    // ────────────────────────────────────────────────
+#ifdef _WIN32
+    const char* appdata = std::getenv("APPDATA");
+    if (!appdata || !fs::exists(appdata)) {
+        throw std::runtime_error("Cannot find APPDATA environment variable");
+    }
+    base = Path(appdata) / organization / GAME;
+
+#elif defined(__APPLE__)
+    // ────────────────────────────────────────────────
+    // 2. macOS — Application Support
+    // ────────────────────────────────────────────────
+    const char* home = std::getenv("HOME");
+    if (!home) throw std::runtime_error("Cannot find HOME");
+    base = Path(home) / "Library" / "Application Support" / GAME;
+
+#else
+    // ────────────────────────────────────────────────
+    // 3. Linux / BSD / Steam Deck — XDG_DATA_HOME
+    // ────────────────────────────────────────────────
+    const char* xdg_data = std::getenv("XDG_DATA_HOME");
+    if (xdg_data && *xdg_data) {
+        base = fs::path(xdg_data) / game;
+    } else {
+        const char* home = std::getenv("HOME");
+        if (!home) throw std::runtime_error("Cannot find HOME");
+        base = Path(home) / ".local" / "share" / GAME;
+    }
+#endif
+
+    // Create folder structure if it doesn't exist
+    std::error_code ec;
+    std::filesystem::create_directories(base, ec);
+
+    if (ec) {
+        throw std::runtime_error("Failed to create directory: " +
+                                 base.string() + " → " + ec.message());
+    }
+
+    return base;
+}
+
+Path getClientConfigPath() {
+    return getDataPath() / "client.conf";
+}
+
+Path getServerConfigPath() {
+    return getDataPath() / "server.conf";
+}
+
+}