added web ui accent color to the global configuration

Kconfig

@@ -54,6 +54,14 @@ menu "WebGUIApp"
         default n
              help
         		This will reset to default settings on every startup
+	
+	menu "Web UI settings"        		
+    	config WEBGUIAPP_ACCENT_COLOR
+    		string "Accent color code for web ui"
+    		default "#dba617"
+    			help
+    				Set accent color for user web ui
+    endmenu
         		
 	menu "OTA settings"
 		config WEBGUIAPP_OTA_AUTOUPDATE_ENABLE

src/HTTPPrintSystem.c

@@ -116,6 +116,12 @@ static void PrintCheckbox(char *VarData, void *arg, bool checked)
         snprintf(VarData, MAX_DYNVAR_LENGTH, " ");
 }
 
+static void HTTPPrint_actclr(char *VarData, void *arg)
+{
+    snprintf(VarData, MAX_DYNVAR_LENGTH, "%s", CONFIG_WEBGUIAPP_ACCENT_COLOR);
+}
+
+
 static void HTTPPrint_name(char *VarData, void *arg)
 {
     snprintf(VarData, MAX_DYNVAR_LENGTH, "%s", CONFIG_DEVICE_MODEL_NAME);
@@ -713,7 +719,10 @@ static void HTTPPrint_DEF(char *VarData, void *arg)
 }
 
 dyn_var_handler_t HANDLERS_ARRAY[] = {
-        /*Ststem settings*/
+        /*GUI settings*/
+        { "actclr", sizeof("actclr") - 1, &HTTPPrint_actclr },
+
+        /*System settings*/
         { "name", sizeof("name") - 1, &HTTPPrint_name },
         { "dname", sizeof("dname") - 1, &HTTPPrint_dname },
         { "login", sizeof("login") - 1, &HTTPPrint_login },

src/HTTPServer.c

@@ -355,7 +355,10 @@ static esp_err_t GETHandler(httpd_req_t *req)
     }
 
 //check if the file can contains dynamic variables
-    if (IS_FILE_EXT(filename, ".html") || IS_FILE_EXT(filename, ".json") || IS_FILE_EXT(filename, ".js"))
+    if (IS_FILE_EXT(filename, ".html") ||
+            IS_FILE_EXT(filename, ".json") ||
+            IS_FILE_EXT(filename, ".css") ||
+            IS_FILE_EXT(filename, ".js"))
         isDynamicVars = true;
     do
     {