Improbe zsh's fpath handling

_home/private_dot_config/sz.env/aaa_zsh_0_perp.env

@@ -8,10 +8,17 @@ if [[ "${BASE_SHELL}" == "zsh" ]]; then
     mkdir -p $ZSH_CACHE_DIR/completions
     mkdir -p "$HOME/.local/share/zsh/completions"
 
-    [ -d "$HOME/.local/share/zsh/completions" ] && fpath=(
-        $HOME/.local/share/zsh/completions
-        $fpath
-    )
+    # Remove duplicates from fpath, and add local completion dir
+    fpath=( $(
+        for d in $( 
+            awk '!seen[$0]++' <(
+                echo "$HOME/.local/share/zsh/completions"
+                printf '%s\n' $fpath
+            )
+        ); do
+            [ -d "$d" ] && echo "$d"
+        done
+    ) )
  
     skip_global_compinit=1