More explorer API edits

Author: mikera

convex-cli/src/main/java/convex/cli/client/Status.java

@@ -7,11 +7,8 @@
 import convex.cli.CLIError;
 import convex.cli.output.RecordOutput;
 import convex.core.Result;
-import convex.core.cvm.Keywords;
-import convex.core.data.ABlob;
 import convex.core.data.ACell;
 import convex.core.data.AMap;
-import convex.core.data.AVector;
 import convex.core.data.Keyword;
 import convex.peer.API;
 import picocli.CommandLine.Command;

convex-restapi/src/main/java/convex/restapi/api/ExplorerAPI.java

@@ -15,6 +15,7 @@
 import io.javalin.Javalin;
 import io.javalin.http.BadRequestResponse;
 import io.javalin.http.Context;
+import io.javalin.http.InternalServerErrorResponse;
 import j2html.tags.DomContent;
 
 /**
@@ -164,8 +165,10 @@ private long[] getPaginationRange(Context ctx, long ns) {
 
 			range[0]=offset;
 			range[1]=Math.min(ns, offset+limit);
+		} catch (BadRequestResponse e) {
+			throw e;
 		} catch (Exception e) {
-			throw new BadRequestResponse("Invalid query parameter");
+			throw new InternalServerErrorResponse("Error handling query parameter: "+e);
 		}
 		return range;
 	}