use denv v1.1.0's quiet no-overwrite init flags

this simplifies just init for newer denv and avoids a confusing error
message that is usually just passed by

justfile

@@ -102,18 +102,28 @@ debug config_py *ARGS:
 # initialize a containerized development environment
 init:
     #!/usr/bin/env sh
-    # while setting the denv_workspace is helpful for other
-    # commands that can assume the denv is already initialized,
-    # we need to unset this environment variable to make sure
-    # the test is done appropriately.
-    # just makes sure this recipe runs from the directory of
-    # the justfile so we know we are in the correct location.
-    unset denv_workspace
-    if denv check --workspace --quiet; then
-      echo "\033[32mWorkspace already initialized.\033[0m"
-      denv config print
+    denv_major=$(denv version | sed 's/denv v//' | cut -f 1 -d.)
+    denv_minor=$(denv version | set 's/denv v//' | cut -f 2 -d.)
+    if [ "${denv_major}" -lt 1 ] || [ "${denv_minor}" -lt "1" ]; then
+      # denv v1.0.X or earlier, manually check for workspace
+      # which may print a confusing error from denv when no workspace is found
+      unset denv_workspace
+      # while setting the denv_workspace is helpful for other
+      # commands that can assume the denv is already initialized,
+      # we need to unset this environment variable to make sure
+      # the test is done appropriately.
+      # just makes sure this recipe runs from the directory of
+      # the justfile so we know we are in the correct location.
+      if denv check --workspace --quiet; then
+        echo "\033[32mWorkspace already initialized.\033[0m"
+        denv config print
+      else
+        denv init --clean-env --name ldmx ldmx/dev:latest ${LDMX_BASE}
+      fi
     else
-      denv init --clean-env --name ldmx ldmx/dev:latest ${LDMX_BASE}
+      # denv v1.1.0 and later has updated denv init to allow us
+      # to avoid overwriting quietly
+      denv init --clean-env --no-over --no-mkdir --name ldmx ldmx/dev:latest ${LDMX_BASE}
     fi
 
 # check that the necessary programs for running ldmx-sw are present