add lsp_signature plugin

basic/Containerfile

@@ -10,10 +10,11 @@ WORKDIR /usr/local/share/nvim/site/pack/plugins/opt
 RUN printf '%s\n' \
   christoomey/vim-tmux-navigator benmills/vimux ap/vim-buftabline \
   nvim-tree/nvim-tree.lua nvim-tree/nvim-web-devicons ctrlpvim/ctrlp.vim \
-  hrsh7th/nvim-cmp hrsh7th/cmp-buffer hrsh7th/cmp-path hrsh7th/cmp-nvim-lua \
-  hrsh7th/cmp-cmdline hrsh7th/cmp-nvim-lsp neovim/nvim-lspconfig \
-  saadparwaiz1/cmp_luasnip L3MON4D3/LuaSnip jiangmiao/auto-pairs \
-  tpope/vim-surround tpope/vim-repeat rebelot/kanagawa.nvim \
+  hrsh7th/nvim-cmp ray-x/lsp_signature.nvim hrsh7th/cmp-buffer \
+  hrsh7th/cmp-path hrsh7th/cmp-nvim-lua hrsh7th/cmp-cmdline \
+  hrsh7th/cmp-nvim-lsp neovim/nvim-lspconfig saadparwaiz1/cmp_luasnip \
+  L3MON4D3/LuaSnip jiangmiao/auto-pairs tpope/vim-surround tpope/vim-repeat \
+  rebelot/kanagawa.nvim \
   | xargs -n1 -P0 -I'{}' git clone --depth 1 'https://github.com/{}'
 RUN printf 'helptags %s\n' */doc | nvim --noplugin -es
 

basic/nvim/init/00-basic.lua

@@ -12,6 +12,7 @@ pack 'ctrlp.vim'
 -- Language servers and snippets
 pack 'nvim-lspconfig'
 pack 'LuaSnip'
+pack 'lsp_signature.nvim'
 
 -- Completion
 pack 'cmp-buffer'

basic/nvim/plugconf/lsp_signature.lua

@@ -0,0 +1 @@
+require('lsp_signature').setup { hint_enable = false }