feat(org-roam): add org-roam to my config

package/default.nix

@@ -1,4 +1,4 @@
-{ emacsWithPackagesFromUsePackage, emacs29-pgtk }:
+{ emacsWithPackagesFromUsePackage, emacs29-pgtk, python3 }:
 emacsWithPackagesFromUsePackage {
   package = emacs29-pgtk;
   config = ./config.org;
@@ -6,39 +6,43 @@ emacsWithPackagesFromUsePackage {
   alwaysEnsure = true;
   alwaysTangle = true;
   extraEmacsPackages =
-    e: with e; [
-      treesit-grammars.with-all-grammars
-      nix-ts-mode
-      base16-theme
-      vertico
-      orderless
-      marginalia
-      embark
-      consult
-      embark-consult
-      consult-dir
-      doom-modeline
-      nerd-icons
-      flycheck
-      which-key
-      lsp-mode
-      lsp-ui
-      lsp-pyright
-      treemacs
-      lsp-treemacs
-      consult-lsp
-      treemacs-icons-dired
-      treemacs-nerd-icons
-      nerd-icons
-      all-the-icons
-      projectile
-      treemacs-projectile
-      magit
-      treemacs-magit
-      rustic
-      haskell-mode
-      envrc
-      ccls
+    e: (builtins.attrValues {
+      inherit (e)
+        nix-ts-mode
+        base16-theme
+        vertico
+        orderless
+        marginalia
+        embark
+        consult
+        embark-consult
+        consult-dir
+        doom-modeline
+        flycheck
+        which-key
+        lsp-mode
+        lsp-ui
+        lsp-pyright
+        treemacs
+        lsp-treemacs
+        consult-lsp
+        treemacs-icons-dired
+        treemacs-nerd-icons
+        nerd-icons
+        all-the-icons
+        projectile
+        treemacs-projectile
+        magit
+        treemacs-magit
+        rustic
+        haskell-mode
+        envrc
+        ccls
+        org-roam
+        ;
+    }) ++ [
+      e.treesit-grammars.with-all-grammars
+      python3
     ];
   override = _: prev: { use-package = prev.emacs; };
 }