Refactor neovim config file structure

All plugins are now in their own files with their lazy specifications
and configurations. Also moved lazy initialization to init.lua because
it is very compact now

home/.config/nvim/lua/plugins/which-key.lua

@@ -1,29 +1,29 @@
-return function()
-  local wk = require("which-key")
-  local gitsigns = require("gitsigns")
-  wk.setup({})
+-- Display possible keybinds
+-- Plugin specific keybinds are set up in plugin configuration file
+return {
+  "folke/which-key.nvim",
+  config = function()
+    local wk = require("which-key")
+    wk.setup({})
 
-  wk.register({
-    f = { "<cmd>Neoformat<CR>", "Format with Neoformat" },
-    h = { "<cmd>nohlsearch<CR>", "Turn off search highlight" },
-  }, { prefix = "<leader>" })
+    wk.register({
+      h = { "<cmd>nohlsearch<CR>", "Turn off search highlight" },
+    }, { prefix = "<leader>" })
 
-  wk.register({
-    ["<C-n>"] = { "<cmd>bnext<CR>", "Next buffer" },
-    ["<C-b>"] = { "<cmd>bprevious<CR>", "Previous buffer" },
-    ["["] = { h = { gitsigns.prev_hunk, "Previous hunk" } },
-    ["]"] = { h = { gitsigns.next_hunk, "Next hunk" } },
-  })
+    wk.register({
+      ["<C-n>"] = { "<cmd>bnext<CR>", "Next buffer" },
+      ["<C-b>"] = { "<cmd>bprevious<CR>", "Previous buffer" },
+    })
 
-  -- Open cder
-  wk.register({ cd = {
-    function()
-      vim.cmd("Telescope cder")
-    end,
-    "Change directories",
-  } })
+    -- Open cder
+    wk.register({ cd = {
+      function()
+        vim.cmd("Telescope cder")
+      end,
+      "Change directories",
+    } })
 
-  -- Exit terminal insert mode with esc
-  vim.keymap.set("t", "<Esc>", "<C-\\><C-n>", {})
-
-end
+    -- Exit terminal insert mode with esc
+    vim.keymap.set("t", "<Esc>", "<C-\\><C-n>", {})
+  end,
+}