feat(plugins): integrate snacks.nvim keymaps and extend plugin config with GitHub, LSP highlights, and UI styles

lua/plugins/astrocore.lua

@@ -184,7 +184,7 @@ return {
         clipboard = "unnamedplus",
         title = true,
         titlestring = "",
-        laststatus = 0,
+        laststatus = 3, -- global statusline (custom heirline in heirline.lua)
       },
       g = {},
     },
@@ -196,7 +196,13 @@ return {
         ["<C-!>"] = { "<Cmd>suspend<CR>", desc = "Suspend nvim (return with 'fg')" },
         ["ZZ"] = { "<Cmd>wqa<CR>", desc = "Save all buffers and quit Neovim" },
         ["<A-q>"] = { "<Cmd>wqa<CR>", desc = "Save all buffers and quit Neovim" },
-        ["<C-c>"] = { "<Cmd>wa<CR><Cmd>bd<CR>", desc = "Save and close buffer" },
+        ["<C-c>"] = {
+          function()
+            vim.cmd "wa"
+            require("snacks").bufdelete()
+          end,
+          desc = "Save and close buffer",
+        },
         ["F"] = { "za", desc = "Toggle fold under cursor" },
         -- v6: vim.diagnostic.goto_next/goto_prev deprecated in 0.11, use jump()
         ["J"] = {
@@ -233,12 +239,7 @@ return {
           desc = "Find buffers",
         },
         ["<C-b><C-c>"] = {
-          function()
+          function() require("snacks").bufdelete.other() end,
-            local current_buffer = vim.api.nvim_get_current_buf()
-            for _, buf in ipairs(vim.api.nvim_list_bufs()) do
-              if buf ~= current_buffer then vim.api.nvim_buf_delete(buf, { force = true }) end
-            end
-          end,
           desc = "Close all buffers except the current one",
         },
         ["<C-b>g"] = {
@@ -254,14 +255,58 @@ return {
           function() require("snacks").picker.lines() end,
           desc = "Find in line",
         },
-        ["<C-g>o"] = { "<cmd>!gh repo view --web<CR>", desc = "Open Repo on Web" },
+        ["<C-g>o"] = { function() require("snacks").gitbrowse() end, desc = "Open Repo on Web" },
         ["<C-s>"] = { "<cmd>w<CR>", desc = "Save buffer" },
-        ["<C-w>"] = { "<cmd>w<CR><Cmd>bd<CR>", desc = "Save and close buffer" },
+        ["<C-w>"] = {
+          function()
+            vim.cmd "w"
+            require("snacks").bufdelete()
+          end,
+          desc = "Save and close buffer",
+        },
         ["<C-Tab>"] = { "<cmd>tabnext<CR>", desc = "Next Tab" },
-        ["<C-g><C-i>"] = { "<cmd>Octo issue list<CR>", desc = "List Issues" },
+        ["<C-g><C-i>"] = {
-        ["<C-g><C-l>"] = { "<cmd>Octo label<CR>", desc = "Manage Labels" },
+          function() require("snacks").picker.gh_issue() end,
-        ["<C-g><C-p>"] = { "<cmd>Octo pr list<CR>", desc = "List PRs" },
+          desc = "GitHub issues (open)",
-        ["<C-g>s"] = { "<cmd>Octo search<CR>", desc = "Octo Search" },
+        },
+        ["<C-g>I"] = {
+          function() require("snacks").picker.gh_issue { state = "all" } end,
+          desc = "GitHub issues (all)",
+        },
+        ["<C-g><C-p>"] = {
+          function() require("snacks").picker.gh_pr() end,
+          desc = "GitHub PRs (open)",
+        },
+        ["<C-g>P"] = {
+          function() require("snacks").picker.gh_pr { state = "all" } end,
+          desc = "GitHub PRs (all)",
+        },
+        ["<C-g><C-g>"] = {
+          function() require("snacks").lazygit() end,
+          desc = "Toggle lazygit (float)",
+        },
+        ["<C-d><C-d>"] = {
+          function() require("snacks").terminal.toggle("lazydocker", { win = { style = "float" } }) end,
+          desc = "Toggle lazydocker (float)",
+        },
+        ["<C-r>"] = { "<Cmd>Scooter<CR>", desc = "Find & replace (scooter)" },
+        -- which-key prefix group labels
+        ["<C-g>"] = { desc = "Git + GitHub" },
+        ["<C-f>"] = { desc = "Find" },
+        ["<C-b>"] = { desc = "Buffers" },
+        ["<C-a>"] = { desc = "Assist" },
+        -- ghq project switcher
+        ["<C-f>P"] = {
+          function()
+            local repos = vim.fn.systemlist "ghq list -p"
+            vim.ui.select(repos, { prompt = "Select repository" }, function(dir)
+              if not dir then return end
+              vim.cmd.cd(dir)
+              require("snacks").picker.files()
+            end)
+          end,
+          desc = "Find ghq projects",
+        },
         ["<C-g><C-r>"] = { "<cmd>!gh release list<CR>", desc = "List Releases" },
         ["<C-g>d"] = {
           function() require("snacks").picker.git_diff() end,
@@ -487,12 +532,38 @@ return {
       },
       i = {
         ["<C-s>"] = { "<Cmd>wa<CR><Esc>", desc = "Save buffer, and return to normal mode" },
-        ["<C-c>"] = { "<Cmd>wa<CR><Cmd>bd<CR><Esc>", desc = "Save, close buffer, and return to normal mode" },
+        ["<C-c>"] = {
-        ["<C-x>"] = { "<Cmd>wa<CR><Cmd>bd<CR><Esc>", desc = "Save, close buffer, and return to normal mode" },
+          function()
+            vim.cmd "stopinsert"
+            vim.cmd "wa"
+            require("snacks").bufdelete()
+          end,
+          desc = "Save, close buffer, and return to normal mode",
+        },
+        ["<C-x>"] = {
+          function()
+            vim.cmd "stopinsert"
+            vim.cmd "wa"
+            require("snacks").bufdelete()
+          end,
+          desc = "Save, close buffer, and return to normal mode",
+        },
       },
       v = {
-        ["<C-c>"] = { "<Cmd>w<CR><Cmd>bd<CR>", desc = "Save and close buffer" },
+        ["<C-c>"] = {
-        ["<C-x>"] = { "<Cmd>w<CR><Cmd>bd<CR>", desc = "Save and close buffer" },
+          function()
+            vim.cmd "w"
+            require("snacks").bufdelete()
+          end,
+          desc = "Save and close buffer",
+        },
+        ["<C-x>"] = {
+          function()
+            vim.cmd "w"
+            require("snacks").bufdelete()
+          end,
+          desc = "Save and close buffer",
+        },
         ["<C-f><C-w>"] = {
           function() require("fff").live_grep_under_cursor() end,
           desc = "Grep selection",

lua/plugins/user.lua

@@ -1,4 +1,5 @@
---- User plugins: cursor animation and snacks.nvim (picker + dashboard) customization
+--- User plugins: cursor animation and the central snacks.nvim configuration
+--- (all snacks modules are configured here in one snacks.Config table)
 
 -- Confirm action for file-opening pickers: <CR> opens the selection as a
 -- tab via `tabdrop` (:tab drop semantics — focus the buffer if it's already
@@ -48,6 +49,7 @@ return {
 
   {
     "folke/snacks.nvim",
+    ---@type snacks.Config
     opts = {
       picker = {
         jump = { reuse_win = true },
@@ -56,6 +58,23 @@ return {
       -- no dashboard: startup either restores the worktree/branch session or
       -- opens the git files picker (see config.session)
       dashboard = { enabled = false },
+
+      -- GitHub issue/PR pickers and buffers (`<C-g>` binds in astrocore.lua)
+      gh = {},
+
+      -- auto-highlight LSP references of the symbol under the cursor;
+      -- ]] / [[ jump binds live in polish.lua (Snacks.keymap, LSP-gated)
+      words = { enabled = true },
+
+      styles = {
+        -- right-hand 30% split used by :Scooter (external-tui snacks terminal)
+        scooter = {
+          position = "right",
+          width = 0.3,
+          height = 0,
+          border = "none",
+        },
+      },
     },
   },