feat: improve null-ls-nvim experience

modules/programs/nvim/default.nix

@@ -36,12 +36,13 @@ in
             nixd
             nixpkgs-fmt
             nodePackages.bash-language-server
-            nodePackages.jsonlint
+            python3Packages.python-lsp-server
+            python3Packages.ruff-lsp
             shellcheck
             shfmt
+            stable.yamlfix
             statix
             taplo
-            stable.yamlfix
             yamllint
           ];
         extraLuaConfig = readFile ./options.lua;

modules/programs/nvim/plugins/lua/null-ls-nvim.lua

@@ -10,7 +10,6 @@ null_ls.setup({
     null_ls.builtins.diagnostics.deadnix,
     null_ls.builtins.diagnostics.dotenv_linter,
     null_ls.builtins.diagnostics.fish,
-    null_ls.builtins.diagnostics.jsonlint,
     null_ls.builtins.diagnostics.shellcheck,
     null_ls.builtins.diagnostics.statix,
     null_ls.builtins.diagnostics.trail_space,