diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ebef548
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,88 @@
+# Created by .ignore support plugin (hsz.mobi)
+### JetBrains template
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and Webstorm
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff:
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/dictionaries
+
+# Sensitive or high-churn files:
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.xml
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+
+# Gradle:
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Mongo Explorer plugin:
+.idea/**/mongoSettings.xml
+
+## File-based project format:
+*.iws
+
+## Plugin-specific files:
+
+# IntelliJ
+/out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+### Maven template
+
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+pom.xml.next
+release.properties
+dependency-reduced-pom.xml
+buildNumber.properties
+.mvn/timing.properties
+
+# Avoid ignoring Maven wrapper jar file (.jar files are usually ignored)
+!/.mvn/wrapper/maven-wrapper.jar
+### Java template
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+14
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+.idea/
+*.iml
+target/
+.settings/
+.classpath
+.project
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..1133129
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,3 @@
+{
+  "java.configuration.updateBuildConfiguration": "automatic"
+}
\ No newline at end of file
diff --git a/maven_parent_jar/pom.xml b/maven_parent_jar/pom.xml
index 367223f..0553c4b 100644
--- a/maven_parent_jar/pom.xml
+++ b/maven_parent_jar/pom.xml
@@ -24,6 +24,19 @@
                     <artifactId>maven-jar-plugin</artifactId>
                     <version>3.0.2</version>
                 </plugin>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-source-plugin</artifactId>
+                    <version>3.0.1</version>
+                    <executions>
+                        <execution>
+                            <id>attach-sources</id>
+                            <goals>
+                                <goal>jar</goal>
+                            </goals>
+                        </execution>
+                    </executions>
+                </plugin>
 
             </plugins>
         </pluginManagement>