Replace hardcoded dir with hm paths

modules/termscp.nix

@@ -1,4 +1,4 @@
-{ pkgs, ... }:
+{ config, pkgs, ... }:
 
 {
   home.file."Library/Application Support/termscp/config.toml".text = ''
@@ -6,7 +6,7 @@
     # Generated by Nix - see modules/termscp.nix for customization
     
     [user_interface]
-    text_editor = "/Users/yanlin/.nix-profile/bin/nvim"
+    text_editor = "${config.home.homeDirectory}/.nix-profile/bin/nvim"
     default_protocol = "SFTP"
     show_hidden_files = true
     check_for_updates = true
@@ -15,7 +15,7 @@
     notification_threshold = 536870912
    
     [remote]
-    ssh_config = "/Users/yanlin/.ssh/config"
+    ssh_config = "${config.home.homeDirectory}/.ssh/config"
 
     [remote.ssh_keys]
   '';