Release 0.0.49: package-based project templates

Multi-level --template SPEC (bare name -> builtin | package default
template; pkg:tmpl / pkg@ver / pkg@ver:tmpl), mcpp.scaffold render engine,
[template.inject] features tie-in, new --list-templates, gui deprecation
alias. Library-side: imgui 0.0.6 ships templates/window + templates/docking.

Author: Sunrisepeak

mcpp.toml

@@ -1,6 +1,6 @@
 [package]
 name        = "mcpp"
-version     = "0.0.48"
+version     = "0.0.49"
 description = "Modern C++ build & package management tool"
 license     = "Apache-2.0"
 authors     = ["mcpp-community"]

src/toolchain/fingerprint.cppm

@@ -18,7 +18,7 @@ import mcpp.toolchain.detect;
 
 export namespace mcpp::toolchain {
 
-inline constexpr std::string_view MCPP_VERSION = "0.0.48";
+inline constexpr std::string_view MCPP_VERSION = "0.0.49";
 
 struct FingerprintInputs {
     Toolchain                       toolchain;