fix readme

Author: deemp

back/README.md

@@ -4,39 +4,39 @@
 
 1. [Install Nix](https://github.com/deemp/flakes/blob/main/README/InstallNix.md)
 
-1. Enter the dir.
+1. Enter this directory.
 
-  ```sh
-  git clone https://github.com/objectionary/try-phi
-  cd try-phi/back
-  ```
+    ```sh
+    git clone https://github.com/objectionary/try-phi
+    cd try-phi/back
+    ```
 
 1. Run `back end`.
 
-  ```console
-  nix run
-  ```
+    ```console
+    nix run
+    ```
 
 ## Development
 
 1. Start a deshell.
 
-  ```console
-  nix develop
-  ```
+    ```console
+    nix develop
+    ```
 
 1. Build the package
 
-  ```console
-  cabal build
-  ```
+    ```console
+    cabal build
+    ```
 
 1. (Optionally) Start `VSCodium`.
 
-  ```console
-  nix run .#writeSettings
-  nix run .#codium .
-  ```
+    ```console
+    nix run .#writeSettings
+    nix run .#codium .
+    ```
 
 1. In a `.hs` file, hover over a function. `HLS` should start giving the type info soon.