create basic CLI impl

platforms/cli/build.gradle.kts

@@ -0,0 +1,17 @@
+repositories {
+    maven { url = uri("https://jitpack.io/") }
+}
+
+dependencies {
+    shadedApi("commons-io:commons-io:2.6")
+    shadedApi("com.github.Querz:NBT:6.1")
+    shadedApi(project(":common:implementation:base"))
+    
+    implementation("com.google.guava:guava:31.0.1-jre")
+    
+    implementation("ch.qos.logback:logback-classic:1.2.7")
+}
+
+tasks.named("build") {
+    finalizedBy(tasks.named("shadowJar"))
+}

platforms/cli/src/main/java/com/dfsek/terra/cli/TerraCLI.java

@@ -0,0 +1,13 @@
+package com.dfsek.terra.cli;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+public final class TerraCLI {
+    private static final Logger LOGGER = LoggerFactory.getLogger(TerraCLI.class);
+    
+    public static void main(String... args) {
+        LOGGER.info("Starting Terra CLI...");
+    }
+}