Use faster Python LSP and linter

Flake lock file updates:

• Updated input 'lanzaboote':
    'github:nix-community/lanzaboote/e8c096a' (2025-12-10)
  → 'github:nix-community/lanzaboote/5a8c9b5' (2025-12-16)
• Updated input 'lanzaboote/crane':
    'github:ipetkov/crane/69f538c' (2025-12-07)
  → 'github:ipetkov/crane/67d2baf' (2025-12-14)
• Updated input 'lanzaboote/pre-commit':
    'github:cachix/pre-commit-hooks.nix/548fc44' (2025-12-06)
  → 'github:cachix/pre-commit-hooks.nix/09e45f2' (2025-12-11)
• Updated input 'lanzaboote/rust-overlay':
    'github:oxalica/rust-overlay/7691567' (2025-12-07)
  → 'github:oxalica/rust-overlay/eb3898d' (2025-12-14)

flake.lock

@@ -25,11 +25,11 @@
     },
     "crane": {
       "locked": {
-        "lastModified": 1765145449,
-        "narHash": "sha256-aBVHGWWRzSpfL++LubA0CwOOQ64WNLegrYHwsVuVN7A=",
+        "lastModified": 1765739568,
+        "narHash": "sha256-gQYx35Of4UDKUjAYvmxjUEh/DdszYeTtT6MDin4loGE=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "69f538cdce5955fcd47abfed4395dc6d5194c1c5",
+        "rev": "67d2baff0f9f677af35db61b32b5df6863bcc075",
         "type": "github"
       },
       "original": {
@@ -265,11 +265,11 @@
         "rust-overlay": "rust-overlay"
       },
       "locked": {
-        "lastModified": 1765382359,
-        "narHash": "sha256-RJmgVDzjRI18BWVogG6wpsl1UCuV6ui8qr4DJ1LfWZ8=",
+        "lastModified": 1765887029,
+        "narHash": "sha256-s6LGO6kMlHRdnspV0LReSi47iaYaJ/Oveb4rM9fklPM=",
         "owner": "nix-community",
         "repo": "lanzaboote",
-        "rev": "e8c096ade12ec9130ff931b0f0e25d2f1bc63607",
+        "rev": "5a8c9b5339588bb6ec388da5d0a6e701a46a82c4",
         "type": "github"
       },
       "original": {
@@ -409,11 +409,11 @@
     },
     "nixpkgs_3": {
       "locked": {
-        "lastModified": 1765472234,
-        "narHash": "sha256-9VvC20PJPsleGMewwcWYKGzDIyjckEz8uWmT0vCDYK0=",
+        "lastModified": 1765779637,
+        "narHash": "sha256-KJ2wa/BLSrTqDjbfyNx70ov/HdgNBCBBSQP3BIzKnv4=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "2fbfb1d73d239d2402a8fe03963e37aab15abe8b",
+        "rev": "1306659b587dc277866c7b69eb97e5f07864d8c4",
         "type": "github"
       },
       "original": {
@@ -433,11 +433,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1765016596,
-        "narHash": "sha256-rhSqPNxDVow7OQKi4qS5H8Au0P4S3AYbawBSmJNUtBQ=",
+        "lastModified": 1765464257,
+        "narHash": "sha256-dixPWKiHzh80PtD0aLuxYNQ0xP+843dfXG/yM3OzaYQ=",
         "owner": "cachix",
         "repo": "pre-commit-hooks.nix",
-        "rev": "548fc44fca28a5e81c5d6b846e555e6b9c2a5a3c",
+        "rev": "09e45f2598e1a8499c3594fe11ec2943f34fe509",
         "type": "github"
       },
       "original": {
@@ -466,11 +466,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1765075567,
-        "narHash": "sha256-KFDCdQcHJ0hE3Nt5Gm5enRIhmtEifAjpxgUQ3mzSJpA=",
+        "lastModified": 1765680428,
+        "narHash": "sha256-fyPmRof9SZeI14ChPk5rVPOm7ISiiGkwGCunkhM+eUg=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "769156779b41e8787a46ca3d7d76443aaf68be6f",
+        "rev": "eb3898d8ef143d4bf0f7f2229105fc51c7731b2f",
         "type": "github"
       },
       "original": {

modules/software.nix

@@ -110,8 +110,8 @@ in
     ## Nix
     nixfmt-rfc-style
     ## Python
-    basedpyright
-    black
+    ty
+    ruff
     ## C/C++
     clang-tools
     ## Go