config api replace + struct of config changed

config_api.json

@@ -0,0 +1,13 @@
+{
+    "endpoints" : [
+        {
+            "url" : "http://127.0.0.1:8081/ping",
+            "method" : "GET"
+        },
+        {
+            "url" : "http://127.0.0.1:8081/",
+            "method" : "GET"
+        }
+    ],
+    "delay" : 5
+}

crates/api-grub/config.json

@@ -1,5 +0,0 @@
-{
-    "api-endpoint" : "http://127.0.0.1:8081/ping",
-    "method" : "GET",
-    "delay" : "5"
-}

crates/integr-structs/src/api.rs

@@ -1,19 +1,23 @@
 use serde::{Serialize, Deserialize};
 
 
-#[derive(Serialize, Deserialize)]
+#[derive(Serialize, Deserialize, Debug)]
 pub struct ApiConfig {
-    url : String,
-    method : String,
+    #[serde(default)]
+    endpoints : Vec<ApiEndpoint>,
     delay : u32,
 }
 
+#[derive(Serialize, Deserialize, Debug)]
+pub struct ApiEndpoint {
+    url : String,
+    method : String,
+}
 
 impl Default for ApiConfig {
     fn default() -> Self {
         ApiConfig {
-            url : String::new(),
-            method : String::new(),
+            endpoints : vec![],
             delay : 0,
         }
     }