github-related changes

Author: DazedNConfused-

.github/workflows/build.yml

@@ -14,5 +14,12 @@ jobs:
           java-version: '18'
           distribution: 'adopt'
           cache: maven
+      - name: Cache local Maven repository
+        uses: actions/cache@v3
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+          restore-keys: |
+            ${{ runner.os }}-maven-
       - name: Build with Maven
         run: mvn package

README.md

@@ -17,6 +17,10 @@
 
 ---
 
+![GitHub](https://img.shields.io/github/license/DazedNConfused-/macata-launcher)
+![GitHub Workflow Status (with branch)](https://img.shields.io/github/actions/workflow/status/DazedNConfused-/macata-launcher/build.yml?branch=master&label=master)
+![GitHub Workflow Status (with branch)](https://img.shields.io/github/actions/workflow/status/DazedNConfused-/macata-launcher/build.yml?branch=develop&label=develop)
+
 ## Requirements
 
 MaCata requires Java 11 to run.