POM: tidy up configuration blocks

And factor out version strings to properties.

Author: ctrueden

pom.xml

@@ -96,15 +96,39 @@
 		<releaseProfiles>sign,deploy-to-scijava</releaseProfiles>
 
 		<scala.version>3.3.0</scala.version>
+		<scala-maven-plugin.version>4.8.1</scala-maven-plugin.version>
 	</properties>
 
+	<dependencies>
+		<!-- SciJava dependencies -->
+		<dependency>
+			<groupId>org.scijava</groupId>
+			<artifactId>scijava-common</artifactId>
+		</dependency>
+
+		<!-- Scala dependencies -->
+		<dependency>
+			<groupId>org.scala-lang</groupId>
+			<artifactId>scala3-compiler_3</artifactId>
+			<version>${scala.version}</version>
+			<exclusions>
+			</exclusions>
+		</dependency>
 
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>net.alchim31.maven</groupId>
-                <artifactId>scala-maven-plugin</artifactId>
-                <version>4.8.1</version>
+		<!-- Test dependencies -->
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>net.alchim31.maven</groupId>
+				<artifactId>scala-maven-plugin</artifactId>
+				<version>${scala-maven-plugin.version}</version>
 				<configuration>
 					<args>
 						<arg>-unchecked</arg>
@@ -132,31 +156,7 @@
 						</goals>
 					</execution>
 				</executions>
-            </plugin>
-        </plugins>
-    </build>
-
-    <dependencies>
-        <!-- SciJava dependencies -->
-        <dependency>
-            <groupId>org.scijava</groupId>
-            <artifactId>scijava-common</artifactId>
-        </dependency>
-
-        <!-- Scala dependencies -->
-        <dependency>
-            <groupId>org.scala-lang</groupId>
-            <artifactId>scala3-compiler_3</artifactId>
-            <version>${scala.version}</version>
-            <exclusions>
-            </exclusions>
-        </dependency>
-
-		<!-- Test dependencies -->
-		<dependency>
-			<groupId>junit</groupId>
-			<artifactId>junit</artifactId>
-			<scope>test</scope>
-		</dependency>
-	</dependencies>
+			</plugin>
+		</plugins>
+	</build>
 </project>