Merge branch 'master' into jgrpp-beta

# Conflicts:
#	.github/workflows/ci-build.yml
#	CMakeLists.txt
#	src/lang/finnish.txt
#	src/lang/french.txt
#	src/lang/korean.txt
#	src/lang/norwegian_bokmal.txt
#	src/lang/russian.txt
#	src/lang/spanish.txt
#	src/misc_gui.cpp
#	src/newgrf.cpp

src/string_func.h

@@ -56,6 +56,9 @@ bool strtolower(std::string &str, std::string::size_type offs = 0);
 bool StrValid(const char *str, const char *last) NOACCESS(2);
 void StrTrimInPlace(std::string &str);
 
+bool StrStartsWith(const std::string_view str, const std::string_view prefix);
+bool StrEndsWith(const std::string_view str, const std::string_view suffix);
+
 /**
  * Check if a string buffer is empty.
  *