feat(plugins): add Blink supermaven, external TUI, and heirline statusline plugins

lua/plugins/blink-supermaven.lua

@@ -0,0 +1,26 @@
+-- Native supermaven source for blink.cmp (mirrors the astrocommunity blink-copilot pattern).
+-- Inline ghost text + <C-l> accept come from `astrocommunity.completion.supermaven-nvim`;
+-- this additionally surfaces supermaven suggestions in the blink menu so <Tab>/<CR> work.
+return {
+  "Huijiro/blink-cmp-supermaven",
+  lazy = true,
+  specs = {
+    {
+      "saghen/blink.cmp",
+      optional = true,
+      opts = {
+        sources = {
+          default = { "supermaven" },
+          providers = {
+            supermaven = {
+              name = "supermaven",
+              module = "blink-cmp-supermaven",
+              score_offset = 100,
+              async = true,
+            },
+          },
+        },
+      },
+    },
+  },
+}

lua/plugins/external-tui.lua

@@ -0,0 +1,30 @@
+--- External TUIs without a dedicated snacks.nvim integration (nvim-external-tui).
+--- Tools that DO have a native snacks path (lazygit -> Snacks.lazygit,
+--- lazydocker -> Snacks.terminal) are wired directly in astrocore.lua.
+---@type LazySpec
+return {
+  "gfontenot/nvim-external-tui",
+  dependencies = { "folke/snacks.nvim" },
+  event = "VeryLazy",
+  config = function()
+    local external_tui = require "external-tui"
+
+    external_tui.setup {
+      -- the `scooter` win style (snacks opts.styles in user.lua) renders the
+      -- terminal as a borderless right-hand 30% split
+      terminal_provider = {
+        snacks = { win = { style = "scooter" } },
+      },
+    }
+
+    -- :Scooter — find & replace TUI; picking a result closes the terminal
+    -- and opens the file at that line in this nvim instance. Visual range
+    -- (:'<,'>Scooter) and args (:Scooter term) prefill the search text.
+    external_tui.add {
+      user_cmd = "Scooter",
+      cmd = "scooter",
+      text_flag = "--search-text",
+      editor_flag = "--editor-command", -- scooter >= 0.8.4
+    }
+  end,
+}

lua/plugins/heirline.lua

@@ -0,0 +1,140 @@
+--- Custom statusline (heirline via astroui.status components):
+---   left  = NvChad style: mode pill with separators, file info, git branch/diff
+---   right = VSCode style: diagnostics (NvChad icons), LSP, Ln/Col, Spaces,
+---           encoding, EOL, filetype — flat text, no powerline chunks
+---@type LazySpec
+return {
+  {
+    "AstroNvim/astroui",
+    ---@type AstroUIOpts
+    opts = {
+      icons = {
+        VimIcon = "",
+        GitBranch = "",
+        GitAdd = "",
+        GitChange = "",
+        GitDelete = "",
+        -- NvChad diagnostic icons
+        DiagnosticError = "󰅙",
+        DiagnosticWarn = "",
+        DiagnosticInfo = "󰋼",
+        DiagnosticHint = "󰛩",
+      },
+      status = {
+        -- NvChad-style slanted separators for the left-side sections
+        separators = {
+          left = { "", "" },
+          right = { " ", "" },
+        },
+        colors = function(hl)
+          local get_hlgroup = require("astroui").get_hlgroup
+          local comment_fg = get_hlgroup("Comment").fg
+          hl.git_branch_fg = comment_fg
+          hl.git_added = comment_fg
+          hl.git_changed = comment_fg
+          hl.git_removed = comment_fg
+          hl.blank_bg = get_hlgroup("Folded").fg
+          hl.file_info_bg = get_hlgroup("Visual").bg
+          return hl
+        end,
+        attributes = {
+          mode = { bold = true },
+        },
+      },
+    },
+  },
+
+  {
+    "rebelot/heirline.nvim",
+    opts = function(_, opts)
+      local status = require "astroui.status"
+
+      opts.statusline = {
+        hl = { fg = "fg", bg = "bg" },
+
+        -- ────────────────── left: NvChad ──────────────────
+        status.component.mode {
+          mode_text = {
+            icon = { kind = "VimIcon", padding = { right = 1, left = 1 } },
+          },
+          surround = {
+            separator = "left",
+            color = function() return { main = status.hl.mode_bg(), right = "blank_bg" } end,
+          },
+        },
+        status.component.builder {
+          { provider = "" },
+          surround = {
+            separator = "left",
+            color = { main = "blank_bg", right = "file_info_bg" },
+          },
+        },
+        status.component.file_info {
+          filename = { fallback = "Empty" },
+          filetype = false,
+          file_read_only = false,
+          padding = { right = 1 },
+          surround = { separator = "left", condition = false },
+        },
+        status.component.git_branch {
+          git_branch = { padding = { left = 1 } },
+          surround = { separator = "none" },
+        },
+        status.component.git_diff {
+          padding = { left = 1 },
+          surround = { separator = "none" },
+        },
+
+        status.component.fill(),
+
+        -- ────────────────── right: VSCode ──────────────────
+        status.component.diagnostics {
+          padding = { right = 1 },
+          surround = { separator = "none" },
+        },
+        status.component.lsp {
+          lsp_progress = false,
+          padding = { right = 1 },
+          surround = { separator = "none" },
+        },
+        status.component.builder {
+          {
+            provider = function()
+              local pos = vim.api.nvim_win_get_cursor(0)
+              return ("Ln %d, Col %d"):format(pos[1], pos[2] + 1)
+            end,
+          },
+          padding = { right = 2 },
+        },
+        status.component.builder {
+          {
+            provider = function()
+              if vim.bo.expandtab then return ("Spaces: %d"):format(vim.bo.shiftwidth) end
+              return ("Tab Size: %d"):format(vim.bo.tabstop)
+            end,
+          },
+          padding = { right = 2 },
+        },
+        status.component.builder {
+          {
+            provider = function()
+              local enc = (vim.bo.fileencoding ~= "" and vim.bo.fileencoding) or vim.o.encoding
+              local eol = ({ unix = "LF", dos = "CRLF", mac = "CR" })[vim.bo.fileformat] or vim.bo.fileformat
+              return ("%s  %s"):format(enc:upper(), eol)
+            end,
+          },
+          padding = { right = 2 },
+        },
+        status.component.file_info {
+          file_icon = false,
+          filename = false,
+          filetype = {},
+          file_modified = false,
+          file_read_only = false,
+          padding = { right = 1 },
+          surround = { separator = "none", condition = false },
+        },
+      }
+    end,
+  },
+}