Merge Develop into Main (#300)

- Made an external app from internal Calculator app
- Update tactility.py to v1.2.0 (fix bug with selfupdate)
- Added warning to Development service UI
- Add context to `SECURITY.md`
- Split `ObjectFileReader` and `ObjectFileWriter` into separate cpp files
- Fix related to GPS config read errors

Tactility/Source/app/development/Development.cpp

@@ -67,7 +67,7 @@ class DevelopmentApp final : public App {
             if (ip.empty()) {
                 lv_label_set_text(statusLabel, "Waiting for IP...");
             } else {
-                std::string status = std::string("Available at ") + ip;
+                const std::string status = std::string("Available at ") + ip;
                 lv_label_set_text(statusLabel, status.c_str());
             }
         }
@@ -134,6 +134,13 @@ public:
         statusLabel = lv_label_create(wrapper);
         lv_obj_align(statusLabel, LV_ALIGN_TOP_LEFT, 0, 50);
 
+        auto warning_label = lv_label_create(wrapper);
+        lv_label_set_text(warning_label, "This feature is experimental and uses an unsecured http connection.");
+        lv_obj_set_width(warning_label, LV_PCT(100));
+        lv_label_set_long_mode(warning_label, LV_LABEL_LONG_WRAP);
+        lv_obj_set_style_text_color(warning_label, lv_color_make(0xff, 0xff, 00), LV_STATE_DEFAULT);
+        lv_obj_align(warning_label, LV_ALIGN_TOP_LEFT, 0, 80);
+
         updateViewState();
 
         timer.start(1000);

Tactility/Source/service/gps/GpsConfiguration.cpp

@@ -2,6 +2,7 @@
 
 #include <Tactility/file/ObjectFile.h>
 #include <cstring>
+#include <unistd.h>
 
 using tt::hal::gps::GpsDevice;
 
@@ -30,6 +31,13 @@ bool GpsService::getGpsConfigurations(std::vector<hal::gps::GpsConfiguration>& c
         return false;
     }
 
+    // If file does not exist, return empty list
+    if (access(path.c_str(), F_OK) != 0) {
+        TT_LOG_W(TAG, "No configurations (file not found: %s)", path.c_str());
+        return true;
+    }
+
+    TT_LOG_I(TAG, "Reading configuration file %s", path.c_str());
     auto reader = file::ObjectFileReader(path, sizeof(hal::gps::GpsConfiguration));
     if (!reader.open()) {
         TT_LOG_E(TAG, "Failed to open configuration file");