bento: add BENTO_DIR variable to automatically use the right place for bento commands

README.md

@@ -79,6 +79,12 @@ Here is the typical directory layout for using **bento** for the non-flakes syst
     └── fleet.nix
 ```
 
+# Environment variables
+
+`bento` is using the following environment variables as configuration:
+- `BENTO_DIR`: contains the path of a bento directory, so you can run `bento` commands from anywhere
+- `NAME`: contains machine names (flake config or directory in `hosts/`) to restrict commands `deploy` and `build` to this machine only
+
 # Workflow
 
 1. make configuration changes per host in `hosts/` or a global include file in `utils` (you can rename it as you wish)

bento

@@ -511,6 +511,11 @@ then
     usage
 fi
 
+if [ -n "${BENTO_DIR}}" ]
+then
+    cd "${BENTO_DIR}"
+fi
+
 if [ "$1" = "init" ]
 then
     IS_BENTO=1