Added fallback java 8 version if not specified

build.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 import hashlib
-from typing import Any, Literal, TypedDict
+from typing import Any, Literal, NotRequired, TypedDict
 from pathlib import Path
 import urllib.request
 import json
@@ -52,7 +52,7 @@ class VersionManifestFull(TypedDict):
     time: str
     releaseTime: str
     minimumLauncherVersion: int
-    javaVersion: JavaVersion
+    javaVersion: NotRequired[JavaVersion]
     downloads: VersionDownloads
 
 
@@ -147,13 +147,18 @@ def docker_buildx(repository: str, tags: list[str], build_platforms: list[Docker
     subprocess.run(command)
 
 
+default_java_version: JavaVersion = {
+    "component": "jre",
+    "majorVersion": 8
+}
+
 def build_version(manifest: VersionManifest, version_id: str, repository: str = "hub.cnml.de/minecraft"):
     matching_version = list(
         filter(lambda v: v["id"] == version_id, manifest["versions"]))
     if len(matching_version) == 0:
         raise Exception(f"Version {version_id} not found in manifest!")
     version = load_version_manifest(matching_version[0])
-    java_version = version['javaVersion']
+    java_version = version.get("javaVersion", default_java_version)
     print(
         f"Version [{version['type']}] {version['id']} requires java version {java_version['majorVersion']} ({java_version['component']})")
     server_jar_file = Path("versions") / version['id'] / "server.jar"
@@ -202,6 +207,8 @@ if __name__ == "__main__":
         try:
             build_version(manifest, version_id)
         except Exception as e:
-            print(f"Failed building images for version {version_id}:\n\t{e}")
-            if not args.force:
-                break
+            print(f"Failed building images for version {version_id}")
+            if args.force:
+                print(e)
+            else:
+                raise