Refactor LSP and add notify

lua/lsp/config/rust_analyzer.lua

@@ -1,38 +0,0 @@
---[[
-    Copyright 2023 Oscar Wallberg
-
-    Licensed under the Apache License, Version 2.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-
-        https://www.apache.org/licenses/LICENSE-2.0
-
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
-]]
-
-return {
-    cmd = { "rust-analyzer", },
-    settings = {
-        -- https://github.com/rust-lang/rust-analyzer/blob/master/docs/user/generated_config.adoc
-        ["rust-analyzer"] = {
-            cargo = {
-                -- Extra environment variables that will be set when running cargo, rustc
-                -- or other commands within the workspace. Useful for setting RUSTFLAGS.
-                extraEnv = {
-                    OPENSSL_INCLUDE_DIR = "/usr/include/openssl-1.0/",
-                    OPENSSL_LIB_DIR = "/usr/lib/openssl-1.0/",
-                },
-            },
-            --[[ inlayHints = {
-                    closingBraceHints = {
-                        -- Whether to show inlay hints after a closing `}` to indicate what item it belongs to.
-                        enable = false
-                    },
-                } ]]
-        },
-    },
-}