Add GitHub Actions workflow for auto-publishing and configure Maven publishing in Gradle

build.gradle

@@ -1,9 +1,10 @@
 plugins {
     id 'java'
+    id 'maven-publish'
 }
 
 group = 'dev.coph'
-version = '1.0-SNAPSHOT'
+version = '0.0.1'
 
 repositories {
     mavenCentral()
@@ -20,5 +21,23 @@ java {
     }
     sourceCompatibility = JavaVersion.VERSION_26
     targetCompatibility = JavaVersion.VERSION_26
-}   
- 
+}
+
+
+publishing {
+    publications {
+        mavenJava(MavenPublication) {
+            from components.java
+        }
+    }
+    repositories {
+        maven {
+            name = "NexusWeb"
+            url = System.getenv("MAVEN_REPO_URL")
+            credentials {
+                username = System.getenv("MAVEN_REPO_USER")
+                password = System.getenv("MAVEN_REPO_PASS")
+            }
+        }
+    }
+}