readme: improve

README.md

@@ -50,7 +50,7 @@ format to `age` keys.
 <details>
 <summary><b>1. Install sops-nix</b></summary>
 
-Choose one of the following methods:
+Choose one of the following methods. When using it non-globally with home-manager, refer to [Use with home-manager](#use-with-home-manager).
 
 #### Flakes (current recommendation)
 
@@ -744,7 +744,7 @@ And instead of decrypting to `/run/secrets`, the secrets are decrypted to `$XDG_
 **Since the secrets are decrypted there, it's highly recommended to use a tmpfs for `$XDG_RUNTIME_DIR` to avoid storing secrets in plain text on persistent storage. Linux distributions using systemd-logind do that out-of-the-box.**
 
 Depending on whether you use home-manager system-wide or using a home.nix, you have to import it in a different way.
-This example show the `channel` approach from the usage example above for simplicity, but all other methods work as well.
+This example show the `channel` approach from the example [Install: nix-channel](#nix-channel) for simplicity, but all other methods work as well. 
 
 ```nix
 {
@@ -772,9 +772,13 @@ The actual sops configuration is in the `sops` namespace in your home.nix (or in
     # It's alos possible to use a ssh key, but only when it has no password:
     #age.sshKeyPaths = [ "/home/user/path-to-ssh-key" ];
     defaultSopsFile = ./secrets.yaml;
-    sops.secrets.test = {
+    secrets.test = {
       # sopsFile = ./secrets.yml.enc; # optionally define per-secret files
-      path = "%r/test.txt"; # %r gets replaced with your $XDG_RUNTIME_DIR, use %% to specify a '%' sign
+
+      # %r gets replaced with a runtime directory, use %% to specify a '%'
+      # sign. Runtime dir is $XDG_RUNTIME_DIR on linux and $(getconf
+      # DARWIN_USER_TEMP_DIR) on darwin.
+      path = "%r/test.txt"; 
     };
   };
 }