doc: create time module documentation

Author: hozlucas28

libs/time/main.h

@@ -1,6 +1,18 @@
 #ifndef LIBS__TIME_H_INCLUDED
 #define LIBS__TIME_H_INCLUDED
 
+/**
+ * @brief Concatenates the current time to the given string.
+ *
+ * This function retrieves the current system time and appends it to the provided string.
+ * The concatenated time format is YYYY-MM-DD-HH-mm.
+ *
+ * @param string String on which the current time will be concatenated.
+ *
+ * @return 0 if the operation is successful, 1 otherwise.
+ *
+ * @warning Ensure that the provided string has sufficient space to hold the concatenated time.
+ */
 unsigned char concatCurrentTime(char* string);
 
 #endif  // LIBS__TIME_H_INCLUDED