fixing according to reviews

Author: noel2004

common/libzkp/impl/src/lib.rs

@@ -80,10 +80,10 @@ fn _dump_vk(fork_name: *const c_char, file: *const c_char) {
 /// Represents the result of generating a universal task
 #[repr(C)]
 pub struct HandlingResult {
-    ok: c_char,
-    universal_task: *mut c_char,
-    metadata: *mut c_char,
-    expected_pi_hash: [c_char; 32],
+    pub ok: bool,
+    pub universal_task: *mut c_char,
+    pub metadata: *mut c_char,
+    pub expected_pi_hash: [u8; 32],
 }
 
 /// # Safety
@@ -93,7 +93,7 @@ pub unsafe extern "C" fn gen_universal_task(
     _task: *const c_char,
     _fork_name: *const c_char,
 ) -> HandlingResult {
-    unimplemented!("next phase");
+    unimplemented!("implementation will be added in later PRs");
 }
 
 /// # Safety
@@ -117,7 +117,7 @@ pub unsafe extern "C" fn gen_wrapped_proof(
     _vk: *const c_char,
     _vk_len: usize,
 ) -> *mut c_char {
-    unimplemented!("next phase");
+    unimplemented!("implementation will be added in later PRs");
 }
 
 /// # Safety
@@ -131,5 +131,5 @@ pub unsafe extern "C" fn release_string(string_ptr: *mut c_char) {
 /// # Safety
 #[no_mangle]
 pub unsafe extern "C" fn init_l2geth(_config: *const c_char) {
-    unimplemented!("next phase");
+    unimplemented!("implementation will be added in later PRs");
 }

coordinator/internal/logic/provertask/prover_task.go

@@ -195,7 +195,7 @@ func (b *BaseProverTask) applyUniversal(schema *coordinatorType.GetTaskSchema) (
 		return schema, nil
 	}
 
-	ok, metadata, uTaskData, _ := libzkp.GenerateUniversalTask(schema.TaskType, schema.TaskData, schema.HardForkName)
+	ok, uTaskData, metadata, _ := libzkp.GenerateUniversalTask(schema.TaskType, schema.TaskData, schema.HardForkName)
 	if !ok {
 		return nil, fmt.Errorf("can not generate universal task, see coordinator log for the reason")
 	}

coordinator/internal/types/get_task.go

@@ -13,6 +13,7 @@ type GetTaskSchema struct {
 	UUID         string `json:"uuid"`
 	TaskID       string `json:"task_id"`
 	TaskType     int    `json:"task_type"`
+	UseSnark     bool   `json:"use_snark,omitempty"`
 	TaskData     string `json:"task_data"`
 	HardForkName string `json:"hard_fork_name"`
 }