feat: enable clippy in rust-analyzer

nvim/lua/plugins/lspconfig.lua

@@ -57,6 +57,15 @@ local extra_server_opts = {
             -- less|scss|json|json5|json-stringify|graphql|markdown|mdx|vue|yaml|glimmer|html|angular|lwc
         }
     end,
+    ["rust_analyzer"] = function(opts)
+        opts.settings = {
+            ["rust-analyzer"] = {
+                checkOnSave = {
+                    command = "clippy"
+                }
+            }
+        }
+    end,
     ["sumneko_lua"] = function(opts)
         opts.settings = {
             Lua = {