update project structure

mirai-core/pom.xml

@@ -7,6 +7,8 @@
     <artifactId>mirai-core</artifactId>
     <version>1.0</version>
 
+    <packaging>jar</packaging>
+
     <parent>
         <groupId>net.mamoe</groupId>
         <artifactId>mirai</artifactId>
@@ -15,11 +17,36 @@
     </parent>
 
     <build>
+        <sourceDirectory>/src/main/java</sourceDirectory>
+
+        <resources>
+            <resource>
+                <directory>/src/main/resources</directory>
+
+                <includes>
+                    <include>**/*.*</include>
+                </includes>
+            </resource>
+        </resources>
+
         <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <configuration>
+                    <archive>
+                        <manifest>
+                            <addClasspath>true</addClasspath>
+                            <mainClass>net.mamoe.mirai.MiraiMain</mainClass>
+                        </manifest>
+                    </archive>
+                </configuration>
+            </plugin>
+
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-shade-plugin</artifactId>
-                <version>2.4.1</version>
+                <version>2.4.3</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -29,10 +56,8 @@
                     </execution>
                 </executions>
                 <configuration>
-                    <artifactSet>
-                        <excludes>
-                        </excludes>
-                    </artifactSet>
+                    <shadedArtifactAttached>true</shadedArtifactAttached>
+                    <shadedClassifierName>shaded</shadedClassifierName>
                 </configuration>
             </plugin>
         </plugins>

mirai-core/src/main/java/net/mamoe/mirai/MiraiMain.java

@@ -0,0 +1,10 @@
+package net.mamoe.mirai;
+
+/**
+ * @author Him188moe @ Mirai Project
+ */
+public final class MiraiMain {
+    public static void main(String[] args) {
+
+    }
+}

pom.xml

@@ -35,18 +35,6 @@
     <build>
         <defaultGoal>package</defaultGoal>
 
-        <sourceDirectory>mirai-core/src/main/java</sourceDirectory>
-
-        <resources>
-            <resource>
-                <directory>mirai-core/src/main/resources</directory>
-
-                <includes>
-                    <include>**/*.*</include>
-                </includes>
-            </resource>
-        </resources>
-
         <plugins>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>