feat(nvim): Build another nvim from scratch

* Neovim: Backup original LazyVim setup to .config/nvim.lazy.d
* Neovim: Currently done with basic completions and LSP
* Git: Always use ssh to connect github remote
* Zsh: Add more antidots config

.config/nvim/lua/plugins/mod/nvim-cmp.lua

@@ -0,0 +1,71 @@
+
+--- Available LSP goes here
+--- Check https://github.com/neovim/nvim-lspconfig/blob/master/doc/configs.md
+--- for available server and name
+
+
+
+return {
+  "hrsh7th/nvim-cmp",
+  lazy = false,
+  dependencies = {
+    "hrsh7th/cmp-nvim-lsp",
+    "hrsh7th/cmp-buffer",
+    "hrsh7th/cmp-path",
+    "hrsh7th/cmp-cmdline",
+    "L3MON4D3/LuaSnip",
+    "saadparwaiz1/cmp_luasnip",
+  },
+  config = function()
+    local cmp = require("cmp")
+    local lspconfig = require("lspconfig")
+    local capabitilies = require("cmp_nvim_lsp").default_capabilities()
+    local servers = require("config.servers")
+
+    cmp.setup({
+      snippet = {
+        expand = function(args)
+          require("luasnip").lsp_expand(args.body)
+        end,
+      },
+
+      sources = cmp.config.sources(
+      -- This order defines the priority of sources.
+      {
+        { name = "nvim_lsp" },
+        { name = "luasnip" },
+      },
+      {
+        { name = "buffer" },
+        { name = "path" },
+      }
+      ),
+    })
+    local keymaps = require("config.keymaps")
+    local keymaps_cmp = keymaps.cmp_nvim_keymaps(cmp.mapping)
+
+    local function set_keymaps()
+      local mappings = {}
+        for _, map in ipairs(keymaps_cmp) do
+          mappings[map.keys] = map.cmd
+        end
+        return mappings
+    end
+    cmp.setup.mapping = cmp.mapping.preset.insert(set_keymaps())
+    cmp.setup.cmdline(":", {
+      mapping = cmp.mapping.preset.cmdline(),
+      sources = {
+        { name = "cmdline" },
+        -- Use `path` is slow under WSL since WSL loads Windows paths
+        -- https://github.com/zsh-users/zsh-syntax-highlighting/issues/790
+        -- { name = "path" },
+      }
+    })
+
+    for _, server in ipairs(servers) do
+      lspconfig[server].setup({
+        capabilities = capabitilies,
+      })
+    end
+  end,
+}