[core] Fix RTC if date is not set.

Sets date to January 1, 2025.

Author: DC-SWAT

resources/lua/startup.lua

@@ -79,6 +79,7 @@ local DreamShell = {
 
 		os.execute("env USER Default");
 		local path = os.getenv("PATH");
+		local time = os.time();
 
 		print(os.getenv("HOST") .. " " .. os.getenv("VERSION") .. "\n");
 		print(os.getenv("ARCH") .. ": " .. os.getenv("BOARD_ID") .. "\n");
@@ -105,6 +106,11 @@ local DreamShell = {
 			end
 		end);
 
+		-- RTC validity check and fix.
+		if time < 946684800 or time > 3471292800 then
+			os.execute("rtc --set --unix 1735689600");
+		end
+
 		self:InstallingApps(path .. "/apps");
 		self.initialized = true;
 		OpenApp(os.getenv("APP"));