Temporarily allow null values in benchmark data models

frontend/lib/models/benchmark/benchmark_run.dart

@@ -4,6 +4,7 @@ import 'package:auto_gpt_flutter_client/models/benchmark/repository_info.dart';
 import 'package:auto_gpt_flutter_client/models/benchmark/run_details.dart';
 import 'package:auto_gpt_flutter_client/models/benchmark/task_info.dart';
 
+// TODO: Remove the ability to have null values when benchmark implementation is complete
 /// `BenchmarkRun` represents a complete benchmark run and encapsulates all associated data.
 ///
 /// This class is a comprehensive model that includes various sub-models, each corresponding to a different aspect of a benchmark run.
@@ -54,7 +55,7 @@ class BenchmarkRun {
         runDetails: RunDetails.fromJson(json['run_details']),
         taskInfo: TaskInfo.fromJson(json['task_info']),
         metrics: Metrics.fromJson(json['metrics']),
-        reachedCutoff: json['reached_cutoff'],
+        reachedCutoff: json['reached_cutoff'] ?? false,
         config: Config.fromJson(json['config']),
       );
 

frontend/lib/models/benchmark/config.dart

@@ -1,3 +1,4 @@
+// TODO: Remove the ability to have null values when benchmark implementation is complete
 /// `Config` holds configuration settings related to the benchmark run.
 ///
 /// It contains the path to the benchmark configuration for the agent and
@@ -27,8 +28,8 @@ class Config {
   ///
   /// Returns a new `Config` populated with values from the map.
   factory Config.fromJson(Map<String, dynamic> json) => Config(
-        agentBenchmarkConfigPath: json['agent_benchmark_config_path'],
-        host: json['host'],
+        agentBenchmarkConfigPath: json['agent_benchmark_config_path'] ?? "",
+        host: json['host'] ?? "",
       );
 
   /// Converts the `Config` instance to a map.

frontend/lib/models/benchmark/metrics.dart

@@ -1,3 +1,4 @@
+// TODO: Remove the ability to have null values when benchmark implementation is complete
 /// `Metrics` holds key performance metrics related to a benchmark test run.
 ///
 /// The class encapsulates various data points like difficulty, success rate,
@@ -45,12 +46,12 @@ class Metrics {
   ///
   /// Returns a new `Metrics` populated with values from the map.
   factory Metrics.fromJson(Map<String, dynamic> json) => Metrics(
-        difficulty: json['difficulty'],
+        difficulty: json['difficulty'] ?? "",
         success: json['success'],
         attempted: json['attempted'],
-        successPercentage: json['success_percentage'].toDouble(),
-        cost: json['cost'],
-        runTime: json['run_time'],
+        successPercentage: json['success_percentage'].toDouble() ?? 0.0,
+        cost: json['cost'] ?? "",
+        runTime: json['run_time'] ?? "",
       );
 
   /// Converts the `Metrics` instance to a map.

frontend/lib/models/benchmark/repository_info.dart

@@ -1,3 +1,4 @@
+// TODO: Remove the ability to have null values when benchmark implementation is complete
 /// `RepositoryInfo` encapsulates details about the repository and team associated with a benchmark run.
 ///
 /// This class contains essential information like the repository URL, team name, and the Git commit SHA for both the benchmark and the agent.
@@ -33,10 +34,10 @@ class RepositoryInfo {
   ///
   /// Returns a new `RepositoryInfo` populated with values from the map.
   factory RepositoryInfo.fromJson(Map<String, dynamic> json) => RepositoryInfo(
-        repoUrl: json['repo_url'],
-        teamName: json['team_name'],
-        benchmarkGitCommitSha: json['benchmark_git_commit_sha'],
-        agentGitCommitSha: json['agent_git_commit_sha'],
+        repoUrl: json['repo_url'] ?? "",
+        teamName: json['team_name'] ?? "",
+        benchmarkGitCommitSha: json['benchmark_git_commit_sha'] ?? "",
+        agentGitCommitSha: json['agent_git_commit_sha'] ?? "",
       );
 
   /// Converts the `RepositoryInfo` instance to a map.

frontend/lib/models/benchmark/run_details.dart

@@ -1,3 +1,4 @@
+// TODO: Remove the ability to have null values when benchmark implementation is complete
 /// `RunDetails` encapsulates specific details about a benchmark run.
 ///
 /// This class holds attributes such as the unique run identifier, the command used to initiate the run,
@@ -39,9 +40,11 @@ class RunDetails {
   ///
   /// Returns a new `RunDetails` populated with values from the map.
   factory RunDetails.fromJson(Map<String, dynamic> json) => RunDetails(
-        runId: json['run_id'],
+        runId: json['run_id'] ?? "",
         command: json['command'],
-        completionTime: DateTime.parse(json['completion_time']),
+        completionTime: json['completion_time'] == null
+            ? DateTime.now()
+            : DateTime.parse(json['completion_time']),
         benchmarkStartTime: DateTime.parse(json['benchmark_start_time']),
         testName: json['test_name'],
       );

frontend/lib/models/benchmark/task_info.dart

@@ -1,3 +1,4 @@
+// TODO: Remove the ability to have null values when benchmark implementation is complete
 /// TaskInfo holds information related to a specific benchmark task.
 ///
 /// The class encapsulates various attributes of a task, such as the path to the data file,
@@ -47,7 +48,7 @@ class TaskInfo {
   /// Returns a new TaskInfo populated with values from the map.
   factory TaskInfo.fromJson(Map<String, dynamic> json) => TaskInfo(
         dataPath: json['data_path'],
-        isRegression: json['is_regression'],
+        isRegression: json['is_regression'] ?? false,
         category: List<String>.from(json['category']),
         task: json['task'],
         answer: json['answer'],