mods: add repurposed structures

Not much configuration possible and defaults are reasonable.

index.toml

@@ -256,6 +256,11 @@ file = "mods/main-menu-credits.pw.toml"
 hash = "fa3e6df3d222c94014c840673aa92455210d404eadceb05dd5ab3ae5a3eab6db"
 metafile = true
 
+[[files]]
+file = "mods/midnightlib.pw.toml"
+hash = "ceadd493611f2ba6e1fd0d323db2200d7dfe99930631c3eda91279e7493e609e"
+metafile = true
+
 [[files]]
 file = "mods/modmenu.pw.toml"
 hash = "43863c7eb19b3225a92ebadcb6ab5d08f107ce25aa639f4d5312d476f5f4efed"
@@ -306,6 +311,11 @@ file = "mods/remove-terralith-intro-message.pw.toml"
 hash = "fe85eb7e13d32999eb376d154be220d82134c534a3f066fa263fb4af11535232"
 metafile = true
 
+[[files]]
+file = "mods/repurposed-structures-fabric.pw.toml"
+hash = "9ca19396afcac17aa8d1f3690d1b760ea80f21bdd97bee9e1933cd4a6cbfcc8c"
+metafile = true
+
 [[files]]
 file = "mods/serverbacksnow.pw.toml"
 hash = "d671585dce172d76adda5e370fbde6de54cb44efbafb18f6a981128352b353a5"