feat: initialize project structure with Gradle and Spring Boot setup

src/main/java/com/onixbyte/deltaforceguide/DeltaForceGuideApplication.java

@@ -0,0 +1,13 @@
+package com.onixbyte.deltaforceguide;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class DeltaForceGuideApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(DeltaForceGuideApplication.class, args);
+    }
+
+}

src/main/resources/application.yaml

@@ -0,0 +1,3 @@
+spring:
+  application:
+    name: delta-force-guide-server