init project

.gitignore

@@ -0,0 +1,5 @@
+.idea/
+.git/
+out/
+target
+log/

pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.example</groupId>
+    <artifactId>GMAndroid</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
+    </properties>
+
+    <dependencies>
+        <!-- https://mvnrepository.com/artifact/com.madgag.spongycastle/core -->
+        <dependency>
+            <groupId>com.madgag.spongycastle</groupId>
+            <artifactId>core</artifactId>
+            <version>1.58.0.0</version>
+        </dependency>
+    </dependencies>
+
+</project>