Add `.gitignore` for test, ignore potential log files

.gitignore

@@ -1,5 +1,6 @@
 # Misc
 logs/*
+*.log
 
 # Binaries
 *.o

test/.gitignore

@@ -0,0 +1,21 @@
+# Godot 4+ specific ignores
+.godot/
+
+# Godot-specific ignores
+.import/
+export.cfg
+export_presets.cfg
+# Dummy HTML5 export presets file for continuous integration
+!.github/dist/export_presets.cfg
+
+# Imported translations (automatically generated from CSV files)
+*.translation
+
+# Mono-specific ignores
+.mono/
+data_*/
+mono_crash.*.json
+
+# System/tool-specific ignores
+.directory
+*~