make flake template welcomeText markdown

src/nix/flake-init.md

@@ -37,8 +37,8 @@ A flake can declare templates through its `templates` and
 
 * `path`: The path of the directory to be copied.
 
-* `welcomeText`: A block of text to display when a user initializes a new flake
+* `welcomeText`: A block of markdown text to display when a user initializes a
-  based on this template.
+  new flake based on this template.
 
 
 Here is an example:
@@ -50,8 +50,14 @@ outputs = { self }: {
     path = ./rust;
     description = "A simple Rust/Cargo project";
     welcomeText = ''
-      You've created a simple Rust/Cargo template.
+      # Simple Rust/Cargo Template
-      Visit https://www.rust-lang.org/ for more info.
+      ## Intended usage
+      The intended usage of this flake is...
+
+      ## More info
+      - [Rust language](https://www.rust-lang.org/)
+      - [Rust on the NixOS Wiki](https://nixos.wiki/wiki/Rust)
+      - ...
     '';
   };
 

src/nix/flake.cc

@@ -13,6 +13,7 @@
 #include "registry.hh"
 #include "json.hh"
 #include "eval-cache.hh"
+#include "markdown.hh"
 
 #include <nlohmann/json.hpp>
 #include <queue>
@@ -741,8 +742,8 @@ struct CmdFlakeInitCommon : virtual Args, EvalCommand
         }
         auto welcomeText = cursor->maybeGetAttr("welcomeText");
         if (welcomeText) {
-            notice("\n----------\n");
+            notice("\n");
-            notice(welcomeText->getString());
+            notice(renderMarkdownToTerminal(welcomeText->getString()));
         }
     }
 };