vanadium: move dev configuration into devshells

nix/devShells/of-repos.nix

@@ -0,0 +1,68 @@
+{ pkgs, ... }:
+
+{
+
+  coreutils = pkgs.mkShellNoCC {
+    name = "coreutils";
+    packages = [
+      pkgs.clang-tools
+
+      pkgs.gcc12Stdenv
+
+      pkgs.autoconf
+      pkgs.automake
+      pkgs.bison
+      pkgs.gettext
+      pkgs.git
+      pkgs.gperf
+      pkgs.gzip
+      pkgs.help2man
+      pkgs.m4
+      pkgs.gnumake
+      pkgs.perl
+      pkgs.gnutar
+      pkgs.texinfo
+      pkgs.wget
+      pkgs.xz
+    ];
+  };
+
+  postgres = pkgs.mkShell {
+    name = "postgres";
+    packages = [
+      pkgs.clang-tools
+
+      # adapted from nixpkgs
+      pkgs.glibc
+      pkgs.zlib
+      pkgs.readline
+      pkgs.openssl
+      pkgs.icu
+      pkgs.lz4
+      pkgs.zstd
+      pkgs.systemdLibs
+      pkgs.libuuid
+      pkgs.pkg-config
+      pkgs.libxml2
+      pkgs.tzdata
+      pkgs.libkrb5
+      pkgs.linux-pam
+      pkgs.bison
+      pkgs.flex
+      pkgs.perl
+      pkgs.docbook_xml_dtd_45
+      pkgs.docbook-xsl-nons
+      pkgs.libxslt
+    ];
+  };
+
+  qmk = pkgs.mkShell {
+    name = "qmk";
+    packages = [
+      pkgs.clang-tools
+      pkgs.qmk
+      pkgs.wally-cli
+    ];
+  };
+
+}