Improved logging when creating bootstraps, and catch/log all exceptions.

src/main/java/org/qortal/api/resource/BootstrapResource.java

@@ -60,7 +60,7 @@ public class BootstrapResource {
 			bootstrap.validateBlockchain();
 			return bootstrap.create();
 
-		} catch (DataException | InterruptedException | IOException e) {
+		} catch (Exception e) {
 			LOGGER.info("Unable to create bootstrap", e);
 			throw ApiExceptionFactory.INSTANCE.createCustomException(request, ApiError.REPOSITORY_ISSUE, e.getMessage());
 		}

src/main/java/org/qortal/repository/Bootstrap.java

@@ -279,7 +279,9 @@ public class Bootstrap {
 
             LOGGER.info("Generating checksum file...");
             String checksum = Crypto.digestHexString(compressedOutputPath.toFile(), 1024*1024);
+            LOGGER.info("checksum: {}", checksum);
             Path checksumPath = Paths.get(String.format("%s.sha256", compressedOutputPath.toString()));
+            LOGGER.info("Writing checksum to path: {}", checksumPath);
             Files.writeString(checksumPath, checksum, StandardOpenOption.CREATE);
 
             // Return the path to the compressed bootstrap file