Add hmcl.self_integrity_check.disable option

HMCL/src/main/java/org/jackhuang/hmcl/upgrade/UpdateChecker.java

@@ -83,7 +83,7 @@ public final class UpdateChecker {
     }
 
     private static RemoteVersion checkUpdate(UpdateChannel channel) throws IOException {
-        if (!IntegrityChecker.isSelfVerified()) {
+        if (!IntegrityChecker.isSelfVerified() && !"true".equals(System.getProperty("hmcl.self_integrity_check.disable"))) {
             throw new IOException("Self verification failed");
         }
 

README.md

@@ -116,4 +116,10 @@ new MultiMCModpackInstallTask(dependency, modpackZipFile, MultiMCInstanceConfigu
 
 ## HMCL
 
-No plugin API.
+No plugin API.
+
+## JVM Options (for debugging)
+|Parameter|Description|
+|`-Dhmcl.self_integrity_check.disable=true`|Bypass the self integrity check when checking for update.|
+|`-Dhmcl.version.override=<version>`|Override the version number.|
+|`-Dhmcl.update_source.override=<url>`|Override the update source.|