Moved path variables to single-source-of-truth

dot_bashrc

@@ -30,20 +30,15 @@ export LESS_TERMCAP_se=$'\e[0m'
 export LESS_TERMCAP_us=$'\e[00;36m'
 export LESS_TERMCAP_ue=$'\e[0m'
 
-path_prepend() {
-    if [ -d "$1" ]; then
-        export PATH="$1:$PATH"
-    fi
-}
-
-path_prepend "/opt/miniconda3/bin"
-path_prepend "/nix/var/nix/profiles/default/bin"
-path_prepend "$HOME/.nix-profile/bin"
-path_prepend "$HOME/.ghcup/bin"
-path_prepend "$HOME/.poetry/bin"
-path_prepend "$HOME/.cargo/bin"
-path_prepend "$HOME/.local/bin"
-unset -f path_prepend
+if [ -f ~/.config/path.env ]; then
+    while read -r line; do
+        [[ -z "$line" || "$line" == #* ]] && continue
+        p=$(eval echo "$line")
+        if [ -d "$p" ]; then
+            export PATH="$p:$PATH"
+        fi
+    done < ~/.config/path.env
+fi
 
 # --- Aliases ---
 # Modern Unix Replacements