cwdhist: remove sqlite3 dependency (#661)

- empty-sqlite: dump pre-created empty sqlite database
    - rebind open_command_editor
    - typo: system-pune-all

Co-authored-by: nash <nash@iffy.me>

modules/cwdhist/cwdhist.nu

@@ -48,6 +48,16 @@ def __cwdhist_keybinding [] {
     }
 }
 
+def __cwdhist_editing [] {
+    {
+        name: open_command_editor
+        modifier: alt
+        keycode: char_e
+        mode: [emacs, vi_normal, vi_insert]
+        event: { send: openeditor }
+    }
+}
+
 def __cwdhist_switching [] {
     {
         name: cwdhist_switching
@@ -60,18 +70,23 @@ def __cwdhist_switching [] {
     }
 }
 
+export def empty-sqlite [] {
+    # pre-created empty sqlite database
+    'H4sIAAAAAAAAA+3LQQpAYBiE4fn+bMURvhPYuIAD2MgJLChKSv9BrZ1GSrHD/n1qmtlM29Rj7H1Y1rmLXiqXmSp3SeERuzrRzfQuqJi29Fy5lO0fHgAAAAAAAAAAAAAA4LcDzTELuwAgAAA='
+    | decode base64 --binary | gzip -d
+}
 
 export-env {
     $env.cwd_history_full = false
     $env.cwd_history_file = '~/.cache/nu_cwd_history.sqlite'
 
     if not ($env.cwd_history_file | path exists) {
-        "create table if not exists cwd_history (
+        empty-sqlite | save -f $env.cwd_history_file
+        open $env.cwd_history_file | query db "create table if not exists cwd_history (
             cwd text primary key,
             count int default 1,
             recent datetime default (datetime('now', 'localtime'))
         );"
-        | sqlite3 ~/.cache/nu_cwd_history.sqlite
     }
 
     let __cwdhist_hook = {|_, dir|
@@ -97,6 +112,6 @@ export-env {
 
     $env.config = ($env.config
                   | upsert menus ($env.config.menus | append (__cwdhist_menu))
-                  | upsert keybindings ($env.config.keybindings | append [(__cwdhist_keybinding) (__cwdhist_switching)])
+                  | upsert keybindings ($env.config.keybindings | append [(__cwdhist_keybinding) (__cwdhist_editing) (__cwdhist_switching)])
                   )
 }

modules/docker/docker.nu

@@ -202,7 +202,7 @@ export def system-prune [-n: string@"nu-complete docker ns"] {
 }
 
 # system prune all
-export def system-pune-all [-n: string@"nu-complete docker ns"] {
+export def system-prune-all [-n: string@"nu-complete docker ns"] {
     ^$env.docker-cli (spr [-n $n]) system prune --all --force --volumes
 }