Fix macOS GUI file loading: resolve CLI paths before chdir

On macOS GUI builds, chdir(HOME) runs before deferred file opens are
processed, breaking relative paths passed on the command line. Resolve
each argv path to absolute immediately during argument parsing.

Bump version to 1.11.2.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

CMakeLists.txt

@@ -4,7 +4,7 @@ project(kte)
 include(GNUInstallDirs)
 
 set(CMAKE_CXX_STANDARD 20)
-set(KTE_VERSION "1.11.1")
+set(KTE_VERSION "1.11.2")
 
 # Default to terminal-only build to avoid SDL/OpenGL dependency by default.
 # Enable with -DBUILD_GUI=ON when SDL2/OpenGL/Freetype are available.

main.cc

@@ -12,6 +12,7 @@
 #include <random>
 #include <thread>
 #include <signal.h>
+#include <filesystem>
 #include <string>
 #include <unistd.h>
 #include <sys/stat.h>
@@ -255,7 +256,18 @@ main(int argc, char *argv[])
 					// Fall through: not a +number, treat as filename starting with '+'
 				}
 
-				const std::string path = arg;
+				// Resolve to absolute path now, before any
+				// chdir (macOS GUI changes CWD to HOME before
+				// deferred opens are processed).
+				std::string path = arg;
+				try {
+					std::filesystem::path p(path);
+					if (p.is_relative()) {
+						path = std::filesystem::absolute(p).string();
+					}
+				} catch (...) {
+					// Fall through with original path
+				}
 				editor.RequestOpenFile(path, pending_line);
 				pending_line = 0; // consumed (if set)
 			}