update config to lazy

- add some new plugins
- remove some old ones
- clean up/update some configs

lua/plugins/none-ls.lua

@@ -0,0 +1,65 @@
+return {
+    "nvimtools/none-ls.nvim",
+    config = function()
+        local null_ls = require("null-ls")
+        local helpers = require("null-ls.helpers")
+        -- syncronous formatting
+        local augroup = vim.api.nvim_create_augroup("LspFormatting", {})
+
+        -- null_ls.setup({
+        -- on_attach = function(client)
+        --     if client.supports_method "textDocument/formatting" then
+        --         vim.cmd([[
+        --         augroup LspFormatting
+        --             autocmd! * <buffer>
+        --             autocmd BufWritePre <buffer> lua vim.lsp.buf.format()
+        --         augroup END
+        --         ]])
+        --     end
+        -- end,
+        -- })
+        -- you can reuse a shared lspconfig on_attach callback here
+
+
+        require('null-ls').setup({
+            on_attach = function(client, bufnr)
+                if client.supports_method("textDocument/formatting") then
+                    vim.api.nvim_clear_autocmds({ group = augroup, buffer = bufnr })
+                    vim.api.nvim_create_autocmd("BufWritePre", {
+                        group = augroup,
+                        buffer = bufnr,
+                        callback = function()
+                            -- on 0.8, you should use vim.lsp.buf.format({ bufnr = bufnr }) instead
+                            -- on later neovim version, you should use vim.lsp.buf.format({ async = false }) instead
+                            -- vim.lsp.buf.formatting_sync()
+                            vim.lsp.buf.format({
+                                async = false,
+                                bufnr = bufnr,
+                                filter = function(client)
+                                    return client.name == "null-ls"
+                                end,
+                            })
+                        end,
+                    })
+                end
+            end,
+            sources = {
+                null_ls.builtins.completion.luasnip,
+                null_ls.builtins.formatting.black,
+                null_ls.builtins.formatting.isort,
+                null_ls.builtins.diagnostics.mypy,
+                null_ls.builtins.diagnostics.markdownlint,
+                null_ls.builtins.diagnostics.pylint,
+                -- null_ls.builtins.diagnostics.pydoclint,
+                null_ls.builtins.formatting.stylua,
+                null_ls.builtins.formatting.markdownlint,
+                null_ls.builtins.formatting.prettier, -- handled by lsp server
+                null_ls.builtins.formatting.shfmt.with({
+                    filetypes = { "sh", "bash" },
+                    extra_args = { "-i", "0", "-ci", "-sr" },
+                }),
+                -- null_ls.builtins.diagnostics.actionlint,
+            },
+        })
+    end
+}