Removed DLL

Added All functions from DLL into HarmonyLinkServer

src/os/structs.rs

@@ -0,0 +1,35 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Deserialize, Serialize)]
+pub enum Platform {
+    WINDOWS = 0,
+    LINUX = 1,
+    MAC = 2,
+    UNKNOWN = 255
+}
+
+#[derive(Deserialize, Serialize)]
+pub enum Architecture {
+    X86 = 0,
+    X86_64 = 1,
+    UNKNOWN = 255,
+}
+
+#[derive(Deserialize, Serialize)]
+pub struct OSInfo {
+    pub platform: Platform, // Windows, Mac, Linux
+    pub name: String, // "Windows 11 2306", "Ubuntu 22.04 LTS"
+    pub version: String, // 2306, 22.04
+    pub bits: Architecture // 32, 64
+}
+
+impl OSInfo {
+    pub fn new() -> OSInfo {
+        OSInfo {
+            platform: Platform::UNKNOWN,
+            name: String::new(),
+            version: String::new(),
+            bits: Architecture::UNKNOWN
+        }
+    }
+}