add initial version of asynchronous webserver

Software/src/devboard/webserver/webserver.h

@@ -0,0 +1,54 @@
+#ifndef WEBSERVER_H
+#define WEBSERVER_H
+
+// Load Wi-Fi library
+#include <WiFi.h>
+#include "../../../USER_SETTINGS.h"  // Needed for WiFi ssid and password
+#include "../../lib/me-no-dev-AsyncTCP/src/AsyncTCP.h"
+#include "../../lib/me-no-dev-ESPAsyncWebServer/src/ESPAsyncWebServer.h"
+#include "../config.h"  // Needed for LED defines
+
+extern uint8_t LEDcolor;  // Enum, 0-10
+extern const char* ssid;
+extern const char* password;
+extern const char* ssidAP;
+extern const char* passwordAP;
+
+/**
+ * @brief Initialization function for the webserver.
+ *
+ * @param[in] void
+ *
+ * @return void
+ */
+void init_webserver();
+
+/**
+ * @brief Initialization function that creates a WiFi Access Point.
+ *
+ * @param[in] void
+ * 
+ * @return void
+ */
+void init_WiFi_AP();
+
+/**
+ * @brief Initialization function that connects to an existing network.
+ *
+ * @param[in] ssid WiFi network name
+ * @param[in] password WiFi network password
+ * 
+ * @return void
+ */
+void init_WiFi_STA(const char* ssid, const char* password);
+
+/**
+ * @brief Replaces placeholder with content section in web page
+ * 
+ * @param[in] var
+ *
+ * @return String
+ */
+String processor(const String& var);
+
+#endif