0.1.26-alpha release

* refactor: render chat rows from presentation state

* Fix Meshtastic channel sync and add MeshCore CN preset

* Add granular chat notification settings

* Add SD settings backup and restore

* Prepare 0.1.26-alpha release

---------

Co-authored-by: vicliu624 <vicliu@outlook.com>

apps/linux_sim_shell/src/linux_sim_runtime_entry.cpp

@@ -0,0 +1,65 @@
+#include "linux_sim_runtime_entry.h"
+
+namespace trailmate::apps::linux_sim_shell
+{
+
+bool LinuxSimRuntimeEntry::start(const LinuxSimAppShell& shell)
+{
+    ready_ = adoption_probe_.load(shell);
+    if (ready_)
+    {
+        runtime_source_ = LinuxSimRuntimeSource::ScreenGraphAdoption;
+        fallback_ = false;
+        return true;
+    }
+
+    runtime_source_ = LinuxSimRuntimeSource::HardcodedFallback;
+    fallback_ = true;
+    return startFallback(shell);
+}
+
+bool LinuxSimRuntimeEntry::startFallback(const LinuxSimAppShell&)
+{
+    // Phase 10 fallback containment: old simulator routing remains available
+    // until the renderer fully consumes AsciiRuntimeEntryAdoption descriptors.
+    return false;
+}
+
+bool LinuxSimRuntimeEntry::ready() const
+{
+    return ready_;
+}
+
+bool LinuxSimRuntimeEntry::usingPrimaryScreenGraph() const noexcept
+{
+    return runtime_source_ == LinuxSimRuntimeSource::ScreenGraphAdoption &&
+           ready_ && !fallback_;
+}
+
+bool LinuxSimRuntimeEntry::fallbackUsed() const
+{
+    return fallback_;
+}
+
+LinuxSimRuntimeSource LinuxSimRuntimeEntry::runtimeSource() const noexcept
+{
+    return runtime_source_;
+}
+
+std::size_t LinuxSimRuntimeEntry::menuCount() const
+{
+    return ready_ ? adoption_probe_.menuCount() : 0;
+}
+
+std::size_t LinuxSimRuntimeEntry::screenCount() const
+{
+    return ready_ ? adoption_probe_.screenCount() : 0;
+}
+
+const trailmate::linux_sim::AsciiRuntimeEntryAdoption&
+LinuxSimRuntimeEntry::adoption() const
+{
+    return adoption_probe_.adoption();
+}
+
+} // namespace trailmate::apps::linux_sim_shell