feat: replace context.vim with nvim-treesitter-context plugin

lua/plugins/context.lua

@@ -1,16 +0,0 @@
----@type LazyPluginSpec
-return {
-    "wellle/context.vim",
-    init = function()
-        vim.g.context_enabled = true
-        vim.g.context_add_mappings = true
-        vim.g.context_add_autocmds = true
-        vim.g.context_presenter = "nvim-float"
-        vim.g.context_max_height = 10
-        vim.g.context_ellipsis_char = "·"
-        vim.g.context_border_char = "━"
-        vim.g.context_highlight_normal = "TreesitterContext"
-        vim.g.context_highlight_border = "<hide>"
-        vim.g.context_highlight_tag = "<hide>"
-    end,
-}

lua/plugins/nvim-treesitter-context.lua

@@ -0,0 +1,7 @@
+---@type LazyPluginSpec
+return {
+    "nvim-treesitter/nvim-treesitter-context",
+    opts = {
+        mode = 'topline',
+    },
+}