feat(LSP): Add PHP parser, remap LSP keybindings

after/lsp/intelephense.lua

@@ -0,0 +1,12 @@
+---@type vim.lsp.Config
+return {
+	root_markers = { "composer.json" },
+	---@type lspconfig.settings.intelephense
+	settings = {
+		intelephense = {
+			environment = {
+				phpVersion = "8.3.30",
+			},
+		},
+	},
+}