Neovim: Add helper to open claude plan file

Allows easily marking up code and exporting comments to be copied into
an AI agent for acting on.

home/.config/nvim/lazy-lock.json

@@ -4,6 +4,7 @@
   "blink.cmp": { "branch": "main", "commit": "78336bc89ee5365633bcf754d93df01678b5c08f" },
   "bufferline.nvim": { "branch": "main", "commit": "655133c3b4c3e5e05ec549b9f8cc2894ac6f51b3" },
   "catppuccin": { "branch": "main", "commit": "426dbebe06b5c69fd846ceb17b42e12f890aedf1" },
+  "code-review.nvim": { "branch": "main", "commit": "ed91462e20bd08c3be71efb11a4a7d00459f0b47" },
   "conform.nvim": { "branch": "master", "commit": "dca1a190aa85f9065979ef35802fb77131911106" },
   "diffview.nvim": { "branch": "main", "commit": "fe01c7c3f11575c8d732fc0c1d52890d33ce41c0" },
   "flash.nvim": { "branch": "main", "commit": "fcea7ff883235d9024dc41e638f164a450c14ca2" },

home/.config/nvim/lua/config/keymaps.lua

@@ -1,3 +1,10 @@
 -- Keymaps are automatically loaded on the VeryLazy event
 -- Default keymaps that are always set: https://github.com/LazyVim/LazyVim/blob/main/lua/lazyvim/config/keymaps.lua
 -- Add any additional keymaps here
+
+vim.keymap.set("n", "<leader>aP", function()
+  Snacks.picker.files({
+    cwd = vim.fn.expand("~/.claude/plans"),
+    title = "Claude plans",
+  })
+end, { desc = "Find Claude plan" })

home/.config/nvim/lua/plugins/code-review.lua

@@ -0,0 +1,72 @@
+-- Cheatsheet
+--
+-- Workflow: open a plan/diff from Claude Code, mark it up, copy, paste back.
+-- Works inside Diffview buffers as well.
+--
+-- Keymaps:
+--   <leader>rc   Add comment at cursor or visual selection
+--   <leader>rp   Preview all comments (editable buffer)
+--   <leader>ry   Copy review to clipboard (paste into Claude Code)
+--   <leader>rs   Show comments at cursor
+--   <leader>rl   List all comments (Telescope/fzf/quickfix)
+--   <leader>rd   Delete comment at cursor
+--   <leader>rx   Clear all comments
+--   <leader>rw   Save review to file
+--
+-- Inside the comment input window: <C-s> submits, <Esc> or q cancels.
+-- (Terminals can't distinguish <C-CR> from <CR>, so we bind <C-s> instead.)
+
+return {
+  {
+    "folke/which-key.nvim",
+    opts = {
+      spec = {
+        { "<leader>r", group = "review" },
+      },
+    },
+  },
+  {
+    "choplin/code-review.nvim",
+    cmd = {
+      "CodeReviewComment",
+      "CodeReviewShowComment",
+      "CodeReviewList",
+      "CodeReviewPreview",
+      "CodeReviewSave",
+      "CodeReviewCopy",
+      "CodeReviewClear",
+      "CodeReviewDeleteComment",
+    },
+    keys = {
+      { "<leader>rc", mode = { "n", "v" }, desc = "Code review: add comment" },
+      { "<leader>rp", desc = "Code review: preview" },
+      { "<leader>ry", desc = "Code review: copy to clipboard" },
+      { "<leader>rs", desc = "Code review: show at cursor" },
+      { "<leader>rl", desc = "Code review: list comments" },
+      { "<leader>rd", desc = "Code review: delete at cursor" },
+      { "<leader>rx", desc = "Code review: clear all" },
+      { "<leader>rw", desc = "Code review: save to file" },
+    },
+    opts = {
+      ui = {
+        input_window = {
+          title = " Add Comment (C-s to submit) ",
+        },
+      },
+      output = {
+        -- Flat format optimized for pasting into AI assistants like Claude Code:
+        --   path/to/file.lua:L42: comment text
+        format = "minimal",
+      },
+    },
+    init = function()
+      vim.api.nvim_create_autocmd("User", {
+        pattern = "CodeReviewInputEnter",
+        callback = function(ev)
+          local funcs = require("code-review").get_input_buffer_functions(ev.data.buf)
+          vim.keymap.set({ "i", "n" }, "<C-s>", funcs.submit, { buffer = ev.data.buf })
+        end,
+      })
+    end,
+  },
+}