move all expressions to nix/; include modularized home-manager config

nix/home-manager/programs/zsh.nix

@@ -0,0 +1,79 @@
+{ pkgs
+, config
+, ...
+}:
+
+let 
+in {
+  programs.zsh = {
+    enable = true;
+
+    # will be called again by oh-my-zsh
+    enableCompletion = false;
+    enableAutosuggestions = true;
+    initExtra = ''
+      PROMPT='%F{%(!.red.green)}%n%f@%m %(?.%F{green}✓%f.%F{red}✗ ($?%))%f %F{blue}%~%f %F{magenta}$(git_prompt_info)%f
+%_%F{%(!.red.green)}$(prompt_char)%f '
+      RPROMPT=""
+
+      # Automatic rehash 
+      zstyle ':completion:*' rehash true
+
+      if [ -f $HOME/.shrc.d/sh_aliases ]; then
+        . $HOME/.shrc.d/sh_aliases 
+      fi
+
+      source ${pkgs.homeshick}/homeshick.sh
+      fpath=(${pkgs.homeshick}/completions $fpath)
+
+      # Disable intercepting of ctrl-s and ctrl-q as flow control.
+      stty stop ''' -ixoff -ixon
+
+      # don't cd into directories when executed
+      unsetopt AUTO_CD
+    '';
+
+    sessionVariables = {
+      # Add more envrionment variables here
+    };
+
+    plugins = [
+      {
+        # will source zsh-autosuggestions.plugin.zsh
+        name = "zsh-autosuggestions";
+        src = pkgs.fetchFromGitHub {
+          owner = "zsh-users";
+          repo = "zsh-autosuggestions";
+          rev = "v0.4.0";
+          sha256 = "0z6i9wjjklb4lvr7zjhbphibsyx51psv50gm07mbb0kj9058j6kc";
+        };
+      }
+      {
+        name = "enhancd";
+        file = "init.sh";
+        src = pkgs.fetchFromGitHub {
+          owner = "b4b4r07";
+          repo = "enhancd";
+          rev = "v2.2.1";
+          sha256 = "0iqa9j09fwm6nj5rpip87x3hnvbbz9w9ajgm6wkrd5fls8fn8i5g";
+        };
+      }
+      {
+        name = "pass";
+        src = "${pkgs.oh-my-zsh}/share/oh-my-zsh/plugins/pass";
+      }
+      {
+        name = "minikube";
+        src = "${pkgs.oh-my-zsh}/share/oh-my-zsh/plugins/minikube";
+      }
+    ];
+    oh-my-zsh = {
+      enable = true;
+      theme = "tjkirch";
+      plugins = [
+        "git"
+        "sudo"
+      ];
+    };
+  };
+}