untested, might work, might not

src/main/java/cc/fascinated/piaservers/common/GitUtils.java

@@ -0,0 +1,41 @@
+package cc.fascinated.piaservers.common;
+
+import java.nio.file.Path;
+
+public class GitUtils {
+
+    /**
+     * Commit files to git
+     *
+     * @param message The commit message
+     * @param files The files to commit
+     */
+    public static void commitFiles(String message, Path... files) {
+        if (System.getenv("ENVIRONMENT").equals("production")) {
+            runCommand("git", "config", "--global", "user.email", "liam+pia-servers-ci@fascinated.cc");
+            runCommand("git", "config", "--global", "user.name", "PIA Servers CI");
+        }
+        for (Path file : files) {
+            runCommand("git", "add", file.toAbsolutePath().toString());
+        }
+        runCommand("git", "commit", "-m", message);
+        runCommand("git", "push", "https://pia-servers-ci:%s@git.fascinated.cc/Fascinated/PIA-Servers".formatted(System.getenv("AUTH_TOKEN")));
+    }
+
+    /**
+     * Run a system command
+     *
+     * @param args The command to run (with arguments)
+     */
+    private static void runCommand(String... args) {
+        ProcessBuilder processBuilder = new ProcessBuilder(args);
+        processBuilder.redirectOutput(ProcessBuilder.Redirect.INHERIT);
+        processBuilder.redirectError(ProcessBuilder.Redirect.INHERIT);
+        try {
+            Process process = processBuilder.start();
+            process.waitFor();
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        }
+    }
+}