Merge develop into main (#377)

- Extract web server from `DevelopmentService` into a separate class: `HttpServer`
- Export more functions in `tt_init.cpp`

Tactility/Include/Tactility/network/HttpServer.h

@@ -0,0 +1,71 @@
+#pragma once
+#ifdef ESP_PLATFORM
+
+#include <esp_http_server.h>
+#include <Tactility/Mutex.h>
+#include <Tactility/kernel/SystemEvents.h>
+
+namespace tt::network {
+
+class HttpServer {
+
+public:
+
+    /**
+     * @brief  Function for URI matching used by server.
+     *
+     * @param[in] referenceUri   URI/template with respect to which the other URI is matched
+     * @param[in] uriToCheck     URI/template being matched to the reference URI/template
+     * @param[in] matchUpTo      For specifying the actual length of `uri_to_match` up to
+     *                            which the matching algorithm is to be applied (The maximum
+     *                            value is `strlen(uri_to_match)`, independent of the length
+     *                            of `reference_uri`)
+     * @return true on match
+     */
+    typedef bool (*UriMatchFunction)(const char* referenceUri, const char* uriToCheck, size_t matchUpTo);
+
+private:
+
+    const uint32_t port;
+    const std::string address;
+    const uint32_t stackSize;
+    const UriMatchFunction matchUri;
+
+    std::vector<httpd_uri_t> handlers;
+
+    Mutex mutex = Mutex(Mutex::Type::Recursive);
+    httpd_handle_t server = nullptr;
+
+    bool startInternal();
+    void stopInternal();
+
+public:
+
+    HttpServer(
+        uint32_t port,
+        const std::string& address,
+        std::vector<httpd_uri_t> handlers,
+        uint32_t stackSize = 5120,
+        UriMatchFunction matchUri = httpd_uri_match_wildcard
+    ) :
+        port(port),
+        address(address),
+        stackSize(stackSize),
+        matchUri(matchUri),
+        handlers(handlers)
+    {}
+
+    void start();
+
+    void stop();
+
+    bool isStarted() const {
+        auto lock = mutex.asScopedLock();
+        lock.lock();
+        return server != nullptr;
+    }
+};
+
+}
+
+#endif