flake.lock: Update

Flake lock file updates:

• Updated input 'fran':
    'github:dwinkler1/fran/68b189a' (2026-02-15)
  → 'github:dwinkler1/fran/7b8fbbc' (2026-02-19)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/a82ccc3' (2026-02-13)
  → 'github:nixos/nixpkgs/0182a36' (2026-02-17)

flake.lock

@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1771133455,
-        "narHash": "sha256-DvHfkW3DctWV+YnigY4+5Stn9NgI38JqR2IScXDX8z8=",
+        "lastModified": 1771462351,
+        "narHash": "sha256-N3mUOwFwGBaFomNdlWuCRftzqy+h9Io8PJGcMVtJJsY=",
         "owner": "dwinkler1",
         "repo": "fran",
-        "rev": "68b189ab981adae06590ee1929a70c8b86afd2b8",
+        "rev": "7b8fbbcd0c55df98795a9e34621e6224b6713b5b",
         "type": "github"
       },
       "original": {
@@ -22,11 +22,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1771008912,
-        "narHash": "sha256-gf2AmWVTs8lEq7z/3ZAsgnZDhWIckkb+ZnAo5RzSxJg=",
+        "lastModified": 1771369470,
+        "narHash": "sha256-0NBlEBKkN3lufyvFegY4TYv5mCNHbi5OmBDrzihbBMQ=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "a82ccc39b39b621151d6732718e3e250109076fa",
+        "rev": "0182a361324364ae3f436a63005877674cf45efb",
         "type": "github"
       },
       "original": {

flake.nix

@@ -50,7 +50,7 @@
           nix = def true;
           optional = def false;
           python = def false;
-          r = true;
+          r = def false;
         };
 
         settings = {
@@ -64,11 +64,8 @@
               arrow
               broom
               data_table
-              duckdb
               janitor
               styler
-              tidyverse
-              pkgs.rpkgs.extraRPackages.synthdid
             ];
 
             julia = ["DataFramesMeta" "QuackIO"];