diff --git a/lua/plugins/fzf-lua.lua b/lua/plugins/fzf-lua.lua
deleted file mode 100644
index 52276e5..0000000
--- a/lua/plugins/fzf-lua.lua
+++ /dev/null
@@ -1,11 +0,0 @@
-return {
-  "ibhagwan/fzf-lua",
-  opts = {
-    fzf_opts = {
-      ["--layout"] = "default",
-    },
-    winopts = {
-      backdrop = 99
-    },
-  },
-}
diff --git a/lua/plugins/langs/go.lua b/lua/plugins/langs/go.lua
deleted file mode 100644
index edb8500..0000000
--- a/lua/plugins/langs/go.lua
+++ /dev/null
@@ -1,124 +0,0 @@
-return {
-  {
-    "neovim/nvim-lspconfig",
-    opts = {
-      servers = {
-        gopls = {
-          settings = {
-            gopls = {
-              gofumpt = true,
-              codelenses = {
-                gc_details = false,
-                generate = true,
-                regenerate_cgo = true,
-                run_govulncheck = true,
-                test = true,
-                tidy = true,
-                upgrade_dependency = true,
-                vendor = true,
-              },
-              hints = {
-                assignVariableTypes = true,
-                compositeLiteralFields = true,
-                compositeLiteralTypes = true,
-                constantValues = true,
-                functionTypeParameters = true,
-                parameterNames = true,
-                rangeVariableTypes = true,
-              },
-              analyses = {
-                fieldalignment = true,
-                nilness = true,
-                unusedparams = true,
-                unusedwrite = true,
-                useany = true,
-              },
-              usePlaceholders = true,
-              completeUnimported = true,
-              staticcheck = true,
-              directoryFilters = { "-.git", "-.vscode", "-.idea", "-.vscode-test", "-node_modules" },
-              semanticTokens = true,
-            },
-          },
-        },
-      },
-      setup = {
-        gopls = function(_, opts)
-          -- workaround for gopls not supporting semanticTokensProvider
-          -- https://github.com/golang/go/issues/54531#issuecomment-1464982242
-          LazyVim.lsp.on_attach(function(client, _)
-            if not client.server_capabilities.semanticTokensProvider then
-              local semantic = client.config.capabilities.textDocument.semanticTokens
-              client.server_capabilities.semanticTokensProvider = {
-                full = true,
-                legend = {
-                  tokenTypes = semantic.tokenTypes,
-                  tokenModifiers = semantic.tokenModifiers,
-                },
-                range = true,
-              }
-            end
-          end, "gopls")
-          -- end workaround
-        end,
-      },
-    },
-  },
-  -- Ensure Go tools are installed
-  {
-    "williamboman/mason.nvim",
-    opts = { ensure_installed = { "goimports", "gofumpt" } },
-  },
-  {
-    "stevearc/conform.nvim",
-    optional = true,
-    opts = {
-      formatters_by_ft = {
-        go = { "goimports", "gofumpt" },
-      },
-    },
-  },
-  {
-    "mfussenegger/nvim-dap",
-    optional = true,
-    dependencies = {
-      {
-        "williamboman/mason.nvim",
-        opts = { ensure_installed = { "delve" } },
-      },
-      {
-        "leoluz/nvim-dap-go",
-        opts = {},
-      },
-    },
-  },
-  {
-    "nvim-neotest/neotest",
-    optional = true,
-    dependencies = {
-      "fredrikaverpil/neotest-golang",
-    },
-    opts = {
-      adapters = {
-        ["neotest-golang"] = {
-          -- Here we can set options for neotest-golang, e.g.
-          -- go_test_args = { "-v", "-race", "-count=1", "-timeout=60s" },
-          dap_go_enabled = true, -- requires leoluz/nvim-dap-go
-        },
-      },
-    },
-  },
-
-  -- Filetype icons
-  {
-    "echasnovski/mini.icons",
-    opts = {
-      file = {
-        [".go-version"] = { glyph = "", hl = "MiniIconsBlue" },
-      },
-      filetype = {
-        gotmpl = { glyph = "󰟓", hl = "MiniIconsGrey" },
-      },
-    },
-  },
-}
diff --git a/lua/plugins/langs/javascript.lua b/lua/plugins/langs/javascript.lua
deleted file mode 100644
index a679bef..0000000
--- a/lua/plugins/langs/javascript.lua
+++ /dev/null
@@ -1,162 +0,0 @@
-return {
-  "neovim/nvim-lspconfig",
-  opts = {
-    -- make sure mason installs the server
-    servers = {
-      tsserver = {
-        enabled = false,
-      },
-      vtsls = {
-        -- explicitly add default filetypes, so that we can extend
-        -- them in related extras
-        filetypes = {
-          "javascript",
-          "javascriptreact",
-          "javascript.jsx",
-          "typescript",
-          "typescriptreact",
-          "typescript.tsx",
-        },
-        settings = {
-          complete_function_calls = true,
-          vtsls = {
-            enableMoveToFileCodeAction = true,
-            autoUseWorkspaceTsdk = true,
-            experimental = {
-              completion = {
-                enableServerSideFuzzyMatch = true,
-              },
-            },
-          },
-          typescript = {
-            updateImportsOnFileMove = { enabled = "always" },
-            suggest = {
-              completeFunctionCalls = true,
-            },
-            inlayHints = {
-              enumMemberValues = { enabled = true },
-              functionLikeReturnTypes = { enabled = true },
-              parameterNames = { enabled = "literals" },
-              parameterTypes = { enabled = true },
-              propertyDeclarationTypes = { enabled = true },
-              variableTypes = { enabled = false },
-            },
-          },
-        },
-        keys = {
-          {
-            "gD",
-            function()
-              local params = vim.lsp.util.make_position_params()
-              LazyVim.lsp.execute({
-                command = "typescript.goToSourceDefinition",
-                arguments = { params.textDocument.uri, params.position },
-                open = true,
-              })
-            end,
-            desc = "Goto Source Definition",
-          },
-          {
-            "gR",
-            function()
-              LazyVim.lsp.execute({
-                command = "typescript.findAllFileReferences",
-                arguments = { vim.uri_from_bufnr(0) },
-                open = true,
-              })
-            end,
-            desc = "File References",
-          },
-          {
-            "<leader>co",
-            LazyVim.lsp.action["source.organizeImports"],
-            desc = "Organize Imports",
-          },
-          {
-            "<leader>cM",
-            LazyVim.lsp.action["source.addMissingImports.ts"],
-            desc = "Add missing imports",
-          },
-          {
-            "<leader>cu",
-            LazyVim.lsp.action["source.removeUnused.ts"],
-            desc = "Remove unused imports",
-          },
-          {
-            "<leader>cD",
-            LazyVim.lsp.action["source.fixAll.ts"],
-            desc = "Fix all diagnostics",
-          },
-          {
-            "<leader>cV",
-            function()
-              LazyVim.lsp.execute({ command = "typescript.selectTypeScriptVersion" })
-            end,
-            desc = "Select TS workspace version",
-          },
-        },
-      },
-    },
-    setup = {
-      tsserver = function()
-        -- disable tsserver
-        return true
-      end,
-      vtsls = function(_, opts)
-        LazyVim.lsp.on_attach(function(client, buffer)
-          client.commands["_typescript.moveToFileRefactoring"] = function(command, ctx)
-            ---@type string, string, lsp.Range
-            local action, uri, range = unpack(command.arguments)
-
-            local function move(newf)
-              client.request("workspace/executeCommand", {
-                command = command.command,
-                arguments = { action, uri, range, newf },
-              })
-            end
-
-            local fname = vim.uri_to_fname(uri)
-            client.request("workspace/executeCommand", {
-              command = "typescript.tsserverRequest",
-              arguments = {
-                "getMoveToRefactoringFileSuggestions",
-                {
-                  file = fname,
-                  startLine = range.start.line + 1,
-                  startOffset = range.start.character + 1,
-                  endLine = range["end"].line + 1,
-                  endOffset = range["end"].character + 1,
-                },
-              },
-            }, function(_, result)
-              ---@type string[]
-              local files = result.body.files
-              table.insert(files, 1, "Enter new path...")
-              vim.ui.select(files, {
-                prompt = "Select move destination:",
-                format_item = function(f)
-                  return vim.fn.fnamemodify(f, ":~:.")
-                end,
-              }, function(f)
-                if f and f:find("^Enter new path") then
-                  vim.ui.input({
-                    prompt = "Enter move destination:",
-                    default = vim.fn.fnamemodify(fname, ":h") .. "/",
-                    completion = "file",
-                  }, function(newf)
-                    return newf and move(newf)
-                  end)
-                elseif f then
-                  move(f)
-                end
-              end)
-            end)
-          end
-        end, "vtsls")
-        -- copy typescript settings to javascript
-        opts.settings.javascript =
-          vim.tbl_deep_extend("force", {}, opts.settings.typescript, opts.settings.javascript or {})
-      end,
-    },
-  },
-}
diff --git a/lua/plugins/linting.lua b/lua/plugins/linting.lua
deleted file mode 100644
index a2c58b8..0000000
--- a/lua/plugins/linting.lua
+++ /dev/null
@@ -1,9 +0,0 @@
-return {
-  "mfussenegger/nvim-lint",
-  config = function()
-    local lint = require("lint")
-    lint.linters_by_ft = {
-      python = { "flake8" },
-    }
-  end,
-}
diff --git a/lua/plugins/mason.lua b/lua/plugins/mason.lua
new file mode 100644
index 0000000..7eebbb8
--- /dev/null
+++ b/lua/plugins/mason.lua
@@ -0,0 +1,16 @@
+return {
+  "williamboman/mason.nvim",
+  opts = {
+    ensure_installed = {
+      "basedpyright",
+      "biome",
+      "black",
+      "lemminx",
+      "lua-language-server",
+      "ruby-lsp",
+      "ruff",
+      "shfmt",
+      "stylua",
+    },
+  },
+}
diff --git a/lua/plugins/treesitter.lua b/lua/plugins/treesitter.lua
index 998ab36..71aa423 100644
--- a/lua/plugins/treesitter.lua
+++ b/lua/plugins/treesitter.lua
@@ -17,15 +17,12 @@ return {
         "ninja",
         "rst",
         "lua",
-        -- from extras -> go
-        "go",
-        "gomod",
-        "gowork",
-        "gosum",
         --
         "toml",
         "json",
         "html",
+        --
+        "ruby"
       },
     },
   },
diff --git a/lua/plugins/which-key.lua b/lua/plugins/which-key.lua
index 29c76b6..1e7dc3a 100644
--- a/lua/plugins/which-key.lua
+++ b/lua/plugins/which-key.lua
@@ -3,7 +3,7 @@ return {
     "folke/which-key.nvim",
     opts = {
       spec = {
-        { "<leader>cL", "<cmd>LspRestart<CR>", icon = "🔄" },
+        { "<leader>cL", "<cmd>LspRestart<CR>", icon = "󰝳" },
       },
       win = {
         no_overlap = false,