chore(config): Refactor Emacs configuration with multiple improvements

- Replace projectile with built-in project.el
- Add cal-china-x for Chinese lunar calendar support
- Add dired-gitignore integration with dirvish
- Add mwim for smarter line navigation
- Add keycast mode for key display
- Add ef-themes theme collection
- Improve corfu terminal handling for Emacs 31+
- Add gptel-agent-project and consult-ripgrep-project helpers
- Remove custom.el from repo, support init-local.el for local config
- Update theme faces for transient, keycast, and calendar holidays
- Various keybinding additions and cleanup

lisp/init-ui.el

@@ -77,6 +77,7 @@
 ;; (use-package doom-themes)
 ;; (use-package color-theme-modern)
 (use-package naysayer-theme)
+(use-package ef-themes)
 
 (if *is-android*
     (use-package simple-modeline
@@ -95,8 +96,7 @@
             (add-to-list 'eshell-output-filter-functions 'eshell-handle-ansi-color t)
             (setq-local eshell-prefer-lisp-functions nil)
             (setenv "LS_COLORS"
-                    "di=34:ln=35:so=32:pi=33:ex=31:bd=34;46:cd=34;43:su=30;41:sg=30;46")
-            (setenv "GIT_CONFIG_GLOBAL" (expand-file-name "~/.emacs.d/.gitconfig-eshell"))))
+                    "di=34:ln=35:so=32:pi=33:ex=31:bd=34;46:cd=34;43:su=30;41:sg=30;46")))
 
 ;; 缩进线
 (use-package indent-bars
@@ -120,8 +120,14 @@
 (column-number-mode t)
 
 ;; 显示时间
-(setq display-time-default-load-average nil)
-(display-time-mode t)
+(setq display-time-default-load-average nil
+      display-time-string-forms
+      '((propertize
+	 (concat
+	  (propertize (format-time-string " %H:%M") 'face 'display-time-date-and-time)
+	  (propertize (format-time-string "-%p") 'face 'font-lock-comment-face))
+	 'help-echo (format-time-string "%A, %B %d, %Y"))))
+(display-time-mode)
 
 ;; 添加个人字体到 cnfonts
 (setq cnfonts-personal-fontnames