Portduino fixes (#5479)

* Set config.yaml defaults even if General is missing

* Unsigned values should get %u in logging

src/mesh/NodeDB.cpp

@@ -1349,7 +1349,7 @@ meshtastic_NodeInfoLite *NodeDB::getOrCreateMeshNode(NodeNum n)
 
     if (!lite) {
         if (isFull()) {
-            LOG_INFO("Node database full with %i nodes and %i bytes free. Erasing oldest entry", numMeshNodes,
+            LOG_INFO("Node database full with %i nodes and %u bytes free. Erasing oldest entry", numMeshNodes,
                      memGet.getFreeHeap());
             // look for oldest node and erase it
             uint32_t oldest = UINT32_MAX;
@@ -1385,7 +1385,7 @@ meshtastic_NodeInfoLite *NodeDB::getOrCreateMeshNode(NodeNum n)
         // everything is missing except the nodenum
         memset(lite, 0, sizeof(*lite));
         lite->num = n;
-        LOG_INFO("Adding node to database with %i nodes and %i bytes free!", numMeshNodes, memGet.getFreeHeap());
+        LOG_INFO("Adding node to database with %i nodes and %u bytes free!", numMeshNodes, memGet.getFreeHeap());
     }
 
     return lite;

src/platform/portduino/PortduinoGlue.cpp

@@ -400,11 +400,9 @@ bool loadConfig(const char *configPath)
             settingsStrings[webserverrootpath] = (yamlConfig["Webserver"]["RootPath"]).as<std::string>("");
         }
 
-        if (yamlConfig["General"]) {
-            settingsMap[maxnodes] = (yamlConfig["General"]["MaxNodes"]).as<int>(200);
-            settingsMap[maxtophone] = (yamlConfig["General"]["MaxMessageQueue"]).as<int>(100);
-            settingsStrings[config_directory] = (yamlConfig["General"]["ConfigDirectory"]).as<std::string>("");
-        }
+        settingsMap[maxnodes] = (yamlConfig["General"]["MaxNodes"]).as<int>(200);
+        settingsMap[maxtophone] = (yamlConfig["General"]["MaxMessageQueue"]).as<int>(100);
+        settingsStrings[config_directory] = (yamlConfig["General"]["ConfigDirectory"]).as<std::string>("");
 
     } catch (YAML::Exception &e) {
         std::cout << "*** Exception " << e.what() << std::endl;