feat(meshtastic): extract LoBBS plugin library

apps/Config/ConfigCommon.cpp

@@ -0,0 +1,31 @@
+#if !MESHTASTIC_EXCLUDE_LOBBS
+
+#include "ConfigCommon.h"
+#include "../../LoBBSModule.h"
+#include "ConfigDal.h"
+#include <cstring>
+
+#include "LoBBSStackGuard.h"
+
+void lobbsConfigPushKey(std::vector<LoScalar> &keys, const char *key, uint32_t def, uint32_t min, uint32_t max, const char *help)
+{
+    if (!key)
+        return;
+    LoScalar rec;
+    rec.setString(LODB_F_TITLE, key);
+    if (help)
+        rec.setString(LODB_F_DESCRIPTION, help);
+    rec.setUint32(ConfigKeyField::FIELD_DEFAULT, def);
+    rec.setUint32(ConfigKeyField::FIELD_MIN, min);
+    rec.setUint32(ConfigKeyField::FIELD_MAX, max);
+    keys.push_back(rec);
+}
+
+uint32_t lobbsConfigGet(LoBBSCommandCtx &ctx, const char *key)
+{
+    if (!ctx.mod || !key)
+        return 0;
+    return ctx.mod->config().dal().effectiveValue(ctx, key);
+}
+
+#endif