refactor(config): Remove unused packages and

reorganize configuration

- Remove meow cursor configuration
- Remove nano-modeline package and configuration
- Re-enable default Doom modeline
- Comment out org-habit module
- Improve code formatting and indentation in org-mode config
- Remove stray "hello" text from config.org
- Reorganize org-mode sections for better clarity

packages.el

@@ -4,8 +4,6 @@
 
 ;; (package! ef-themes)
 
-(package! nano-modeline)
-
 (package! rainbow-delimiters)
 
 (package! leetcode)
@@ -16,26 +14,31 @@
   :recipe (:host github :repo "havarddj/typst-preview.el"))
 
 (package! org :recipe
-  (:host nil :repo "https://git.tecosaur.net/mirrors/org-mode.git" :remote "mirror" :fork
-   (:host nil :repo "https://git.tecosaur.net/tec/org-mode.git" :branch "dev" :remote "tecosaur")
-   :files
-   (:defaults "etc")
-   :build t :pre-build
-   (with-temp-file "org-version.el"
-     (require 'lisp-mnt)
-     (let
-         ((version
-           (with-temp-buffer
-             (insert-file-contents "lisp/org.el")
-             (lm-header "version")))
-          (git-version
-           (string-trim
-            (with-temp-buffer
-              (call-process "git" nil t nil "rev-parse" "--short" "HEAD")
-              (buffer-string)))))
-       (insert
-        (format "(defun org-release () \"The release version of Org.\" %S)\n" version)
-        (format "(defun org-git-version () \"The truncate git commit hash of Org mode.\" %S)\n" git-version)
-        "(provide 'org-version)\n"))))
+  (:host nil :repo "https://code.tecosaur.net/mirrors/org-mode.git"
+         :remote "mirror" :fork
+         (:host nil :repo "https://code.tecosaur.net/tec/org-mode.git"
+                :branch "dev" :remote "tecosaur")
+         :files (:defaults "etc") :build t :pre-build
+         (with-temp-file "lisp/org-version.el"
+           (require 'lisp-mnt)
+           (let
+               ((version
+                 (with-temp-buffer
+                   (insert-file-contents "lisp/org.el")
+                   (lm-header "version")))
+                (git-version
+                 (string-trim
+                  (with-temp-buffer
+                    (call-process "git" nil t nil "rev-parse"
+                                  "--short" "HEAD")
+                    (buffer-string)))))
+             (insert
+              (format
+               "(defun org-release () \"The release version of Org.\" %S)\n"
+               version)
+              (format
+               "(defun org-git-version () \"The truncate git commit hash of Org mode.\" %S)\n"
+               git-version)
+              "(provide 'org-version)\n"))))
   :pin nil)
 (unpin! org)