Getting rid of Vundle and utilizing git power and pack builtin

vim/.vimrc

@@ -1,5 +1,3 @@
-autocmd FileType asm noremap <F12> <ESC>:execute 'silent !qtspim' expand('%::p')<CR>
-
 nnoremap <C-p> :Buffers<CR>
 nnoremap <C-g> :Ag<CR>
 
@@ -36,7 +34,7 @@ let g:vimtex_view_method = 'zathura'
 nnoremap gd :YcmCompleter GoToDefinition<CR>
 nnoremap gr :YcmCompleter GoToReferences<CR>
 nnoremap K :YcmCompleter GetDoc<CR>
-nnoremap <CR> :YcmCompleter FixIt<CR>
+nnoremap \<CR> :YcmCompleter FixIt<CR>
 noremap gN :Lex<CR>
 
 nnoremap <F12> :Make<CR>
@@ -75,11 +73,26 @@ let g:ycm_goto_buffer_command = "'split-or-existing-window'"
 let g:ycm_global_ycm_extra_conf = '~/.vim/ycm_extra_conf.py'
 " let g:ycm_java_binary_path = "/usr/lib/jvm/java-17-openjdk/bin/java"
 let g:ycm_language_server = [
-			\ {
+			\	{
 			\ 	'name': 'tex',
 			\ 	'cmdline': ['texlab'],
 			\ 	'filetypes': ['tex'],
 			\ 	},
+			\	{
+			\	'name': 'godot',
+			\	'filetypes': ['gdscript'],
+			\	'port': 6008,
+			\	'project_root_files': ['project.godot']
+			\	},
+			\	{
+			\	'name': 'arduino',
+			\	'filetypes': ['arduino'],
+			\	'cmdline': ['arduino-language-server',
+			\				'-clangd',  '/usr/bin/clangd',
+			\				'-cli', '/usr/bin/arduino-cli',
+			\				'-cli-config', '$HOME/.arduino15/arduino-cli.yaml',
+			\				'-fqbn', 'arduino:avr:uno'],
+			\	},
 			\ ]
 
 " let g:completor_clang_binary = "/usr/bin/clang"
@@ -107,6 +120,7 @@ set nu
 set rnu
 set scrolloff=10
 set shiftwidth=4
+set shortmess-=S
 set showcmd
 set spelllang+=fr
 set splitbelow splitright
@@ -119,87 +133,3 @@ hi NonText ctermfg=None ctermbg=None
 
 packadd termdebug
 let g:termdebug_wide=1
-
-filetype off
-set rtp+=$HOME/.vim/bundle/Vundle.vim/
-call vundle#begin()
-
-"Mandatory
-Plugin 'vundleVim/Vundle.vim'		"plugin Manager
-
-"Quality of life (any) 
-Plugin 'itchyny/lightline.vim'		"status bar
-Plugin 'kien/rainbow_parentheses.vim'	"Better Raimbow Parentheses
-Plugin 'mhinz/vim-startify'		"start screen 
-Plugin 'lilydjwg/colorizer'		"color hexcode
-Plugin 'jiangmiao/auto-pairs'		"auto Pair Brackets
-" Plugin 'Yggdroot/indentLine'		"show indent - bugging conceal
-Plugin 'szw/vim-maximizer'
-" Plugin 'preservim/nerdtree'		"Directory Visulaliser :Nerdtree
-Plugin 'junegunn/fzf', {'do': { -> fzf#install() }}
-Plugin 'junegunn/fzf.vim'
-Plugin 'junegunn/vim-peekaboo'		"see content of register before past for @ C-R and \"
-Plugin 'chrisbra/unicode.vim'
-
-"useful in multiple languages
-Plugin 'SirVer/ultisnips'		"fast write
-Plugin 'honza/vim-snippets'		"lib of snips
-Plugin 'majutsushi/tagbar'		"display tagBar with :TagbarToggle
-" Plugin 'maralla/completor.vim'		"completion menu
-" Plugin 'tokorom/completor-shell'	"Add on of completor.vim for shell scripting
-Plugin 'tpope/vim-commentary'		"comment with <gcc>
-" Plugin 'dense-analysis/ale'		"Async error checker (test usefulness)
-Plugin 'puremourning/vimspector'	"Debugger
-
-Plugin 'ycm-core/YouCompleteMe'		"completion tool
-
-"git
-Plugin 'mhinz/vim-signify'		"git diff show
-Plugin 'tpope/vim-fugitive'		"for the :Git <command>
-
-"php
-" Plugin 'StanAngeloff/php.vim'		"php syntax
-" Plugin 'phpactor/phpactor'		"php auto-completion
-
-"python
-" Plugin 'python-mode/python-mode'	"A python IDE
-Plugin 'mitsuhiko/vim-jinja'
-
-"html/css
-Plugin 'mattn/emmet-vim'		"Fast http
-Plugin 'vim-scripts/loremipsum'		"ipsum generator :Loremipsum <word>
-Plugin 'tpope/vim-surround'		"Surround html tags
-Plugin 'sukima/xmledit'		"Edit XML and HTML
-
-"lua
-" Plugin 'wsdjeg/vim-lua'			"lua syntax
-
-"markdown
-Plugin 'iamcco/markdown-preview.nvim', { 'do': { -> mkdp#util#install() }, 'for': ['markdown', 'vundle'] }
-
-"c & cpp
-Plugin 'bfrg/vim-cpp-modern'		"Extended vim syntax highlight c++
-Plugin 'a.vim'				"go from hpp to cpp with :A
-" Plugin 'xavierd/clang_complete'		"CLang Complete (don't work with ycm)
-Plugin 'cdelledonne/vim-cmake'
-
-"glsl (shader)
-Plugin 'tikhomirov/vim-glsl'
-
-"c sharp
-" Plugin 'OmniSharp/omnisharp-vim'
-
-"latex
-
-Plugin 'lervag/vimtex'
-Plugin 'gillescastel/latex-snippets'
-
-"uml
-Plugin 'weirongxu/plantuml-previewer.vim'
-Plugin 'tyru/open-browser.vim'
-Plugin 'aklt/plantuml-syntax'
-
-call vundle#end()
-
-filetype plugin indent on
-set omnifunc=syntaxcomplete#Complete