diff --git a/justfile b/justfile
index 7f61e8c..98949b1 100644
--- a/justfile
+++ b/justfile
@@ -510,12 +510,30 @@ rebase-commits commit=`cd "$invokedir"; just _a_commit`:
     cd "$invokedir"; $GIT rebase -i --autostash --autosquash "$($GIT log -n1 --pretty=%P {{ commit }})"
 
 [no-cd]
-bisect $repro_cmd $bad_commit=`just _a_commit` $good_commit=`just _a_commit`:
+bisect-eval $attrpath=`just _a_package` *_:
     #!/usr/bin/env -S bash -euo pipefail
-    [[ -n "$repro_cmd"   ]]
+    tmpfile=$(mktemp)
+    hello
+    printf "#!/usr/bin/env -S bash -euxo pipefail\nnix-instantiate --json --strict --eval --system %q . -A %q" "$(just _a_system)" "$attrpath" > "$tmpfile"
+    chmod +x "$tmpfile"
+    just bisect-script "$tmpfile" "${@:2}"
+
+[no-cd]
+bisect-build $attrpath=`just _a_package` *_:
+    #!/usr/bin/env -S bash -euo pipefail
+    tmpfile=$(mktemp)
+    # printf "#!/usr/bin/env -S bash -euxo pipefail\nnix-build --no-out-link $(gum choose -- "" "-j0") --system %q . -A %q" "$(just _a_system)" "$attrpath" > "$tmpfile"
+    printf "#!/usr/bin/env -S bash -euxo pipefail\nnom-build --no-out-link $(gum choose -- "" "-j0") --system %q . -A %q" "$(just _a_system)" "$attrpath" > "$tmpfile"
+    chmod +x "$tmpfile"
+    just bisect-script "$tmpfile" "${@:2}"
+
+[no-cd]
+bisect-script $repro_script $bad_commit=`cd "$invokedir"; HEADER="Bad commit" just _a_commit` $good_commit=`cd "$invokedir"; HEADER="Good commit" just _a_commit`:
+    #!/usr/bin/env -S bash -euo pipefail
+    [[ -n "$repro_script"   ]]
     [[ -n "$good_commit" ]]
     [[ -n "$bad_commit"  ]]
-    #[[ -x "$repro_cmd"  ]] || ! echo >&2 "ERROR: '$repro_cmd' is not an executable file!" || false
+    [[ -x "$repro_script"  ]] || ! echo >&2 "ERROR: '$repro_script' is not an executable file!" || false
     declare -a args=()
     declare -a possible_args=(
         "--first-parent    Follow only the first parent commit upon seeing a merge commit."
@@ -524,8 +542,9 @@ bisect $repro_cmd $bad_commit=`just _a_commit` $good_commit=`just _a_commit`:
     readarray -td $'\n' args < <(gum choose --no-limit -- "${possible_args[@]}" | cut -d' ' -f1)
     (set -x
         $GIT bisect start "${args[@]}" "$bad_commit" "$good_commit" --
-        $GIT bisect run "$repro_cmd"
+        $GIT bisect run "$repro_script"
     )
+    echo >&2 "Continue with '$GIT bisect run \"$repro_script\"'"
     echo >&2 "Conclude with 'git bisect reset'"
 
 # === pr helper ===
@@ -553,6 +572,11 @@ push-new-pr:
     else
         gh pr create --base="$base"
     fi
+    if gum confirm "Enqueue nixpkgs-review?"; then
+        pr_number="$(gh pr list --author @me | column -s$'\t' -t | gum choose | cut -d' ' -f1)"
+        [[ -n "$pr_number" ]]
+        just enqueue-nixpkgs-review "$pr_number"
+    fi
 
 # === speed worktrees ===
 
@@ -562,7 +586,7 @@ bump-new-worktree *packages:
     [[ "${#packages[@]}" -gt 0 ]] || readarray -td $'\n' packages <<<"$( just _some_packages )"
     [[ "${#packages[@]}" -gt 0 ]]
     export JUST_SYSTEM="$(just _a_system)"
-    just get-versions "${packages[0]}" # TODO: timeout?
+    gum confirm --default=no "Check versions on all branches?" && just get-versions "${packages[0]}" ||: # TODO: timeout?
     worktree=$(just _new_worktree bump "$(printf "%s\n" "${packages[0]}" | rev | cut -d. -f1 | rev)")
     [[ -n "$worktree" ]]
     [[ -d "$worktree" ]]
@@ -990,8 +1014,7 @@ _mk_clean_list:
                 if (
                   cd "$path"
                   ! $GIT diff HEAD --quiet --exit-code >&/dev/null ||
-                  $GIT ls-files --others --exclude-standard |
-                     grep -qEv '^(update-executables\.txt|results(-.*)?|build\.nix|(asd|do|foo|test|spismeg|packages|notes)[2-9]?\.(sh|txt|json)|diff\.patch|patch\.diff|(packages(_?[0-9]+))\.json|[^/]*\.log)$'
+                  $GIT ls-files --others --exclude-standard | grep -q / # ignore toplevel dirty files
                 ) ; then
                     continue
                 fi
@@ -1136,6 +1159,7 @@ enqueue-nixpkgs-review *$prs:
         gum choose \
             $'' \
             $'bolle\t~/repos/nixpkgs/master/' \
+            $'eple\t~/repos/nixpkgs/master/' \
             $'garp\t~/repos/nixpkgs/master/'
     )"
     gum confirm
@@ -1244,7 +1268,7 @@ _a_commit *extra_revs:
     {
         [[ $# -eq 0 ]] || printf "%s\n" "$@";
         cd "$invokedir"; nice -n5 $GIT log --oneline "${extra_args[@]}" ||: # fails when stdout is closed early
-    } | fzf --reverse --header="Pick commit..." | cut -d' ' -f1 | grep .
+    } | fzf --reverse --header="${HEADER:-Pick commit...}" | cut -d' ' -f1 | grep .
 
 _some_commits *extra_revs:
     #!/usr/bin/env -S bash -euo pipefail
@@ -1255,7 +1279,7 @@ _some_commits *extra_revs:
     {
         [[ $# -eq 0 ]] || printf "%s\n" "$@";
         cd "$invokedir"; nice -n5 $GIT log --oneline "${extra_args[@]}" ||: # fails when stdout is closed early
-    } | fzf --reverse --header="Pick commit..." --multi | cut -d' ' -f1 | grep .
+    } | fzf --reverse --header="${HEADER:-Pick commit...}" --multi | cut -d' ' -f1 | grep .
 
 @_a_commit_title:
     cd "$invokedir"; rev="$(just _a_commit)" || exit $?; [[ -n "$rev" ]] && git log --format="%s" -n1 "$rev" | grep .