build: maven java version 설정 등

pom.xml

@@ -19,6 +19,7 @@
 
 	<properties>
 		<encoding>UTF-8</encoding>
+		<java-version>1.8</java-version>
 		<spring.maven.artifact.version>4.3.25.RELEASE</spring.maven.artifact.version>
 		<egovframework.rte.version>3.10.0</egovframework.rte.version>
 		<org.apache.tiles.version>3.0.5</org.apache.tiles.version>
@@ -776,9 +777,9 @@
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-compiler-plugin</artifactId>
                     <configuration>
-                        <source>11</source>
+                        <source>${java-version}</source>
-                        <target>11</target>
+                        <target>${java-version}</target>
-                        <encoding>UTF-8</encoding>
+                        <encoding>${encoding}</encoding>
                     </configuration>
                 </plugin>
                 <plugin>
@@ -1019,6 +1020,17 @@
 				<activeByDefault>false</activeByDefault>
 			</activation>
 		</profile>
+
+		<!-- prod configuration -->
+		<profile>
+			<id>prod</id>
+			<properties>
+				<env>prod</env>
+			</properties>
+			<activation>
+				<activeByDefault>false</activeByDefault>
+			</activation>
+		</profile>
 	</profiles>
 </project>