添加java插件；优化快捷键

lua/plugins/help.lua

@@ -19,6 +19,12 @@ return {
                    name="dirTree",
                    s={"<cmd>NvimTreeToggle<cr>", "show dir tree on left"},
                    c={"<cmd>NvimTreeClose<cr>", "hidden dir tree on left"}
+	        },
+		l = {
+		  name="Lazy",
+		  s={"<cmd>Lazy show<cr>", "Lazy show"},
+		  i={"<cmd>Lazy install<cr>", "Lazy install"},
+		  u={"<cmd>Lazy update<cr>", "Lazy update"},
 		},
 	         m = {
                    name="Markdown",
@@ -28,9 +34,13 @@ return {
 		        c={"<cmd>MarkdownPreviewStop<cr>", "MarkdownPreviewStop"}
 	              }
 	         },
+		 v = {
+                    name = "version",
+		    v={"<cmd>version<cr>", "neovim version"},
+		 },
 		 s = {
                    name="Search"
-		 }
+		 },
            }
         }, {silent = true, noremap = true})
         wk.setup()

lua/plugins/java-plugin.lua

@@ -0,0 +1,26 @@
+return {
+  'nvim-java/nvim-java',
+  dependencies = {
+    'nvim-java/lua-async-await',
+    'nvim-java/nvim-java-refactor',
+    'nvim-java/nvim-java-core',
+    'nvim-java/nvim-java-test',
+    'nvim-java/nvim-java-dap',
+    'MunifTanjim/nui.nvim',
+    'neovim/nvim-lspconfig',
+    'mfussenegger/nvim-dap',
+    {
+      'williamboman/mason.nvim',
+      opts = {
+        registries = {
+          'github:nvim-java/mason-registry',
+          'github:mason-org/mason-registry',
+        },
+      },
+    }
+  },
+  config = function()
+      require('java').setup({
+      })
+  end,
+}