Add rust-analyzer cmd

.config/nvim/after/plugin/lspconfig.lua

@@ -44,6 +44,9 @@ require'lspconfig'.pyright.setup{
 require'lspconfig'.rust_analyzer.setup{
     on_attach = on_attach,
     capabilities = capabilities,
+    cmd = {
+        "rustup", "run", "stable", "rust-analyzer",
+    },
 }
 require'lspconfig'.phpactor.setup{
     on_attach = on_attach,
@@ -112,5 +115,7 @@ require("null-ls").setup({
         -- PHP
         require("null-ls").builtins.formatting.phpcbf.with({ extra_args = {"--standard=PSR12"}}),
         require("null-ls").builtins.diagnostics.phpcs.with({ extra_args = {"--standard=PSR12"}}),
+        -- Rust
+        require("null-ls").builtins.formatting.rustfmt,
     },
 })