nixvim: add codecompanion

users/jordan/common/neovim.nix

@@ -1,4 +1,5 @@
 {
+  osConfig,
   ...
 }:
 
@@ -82,6 +83,57 @@
       };
     };
 
+    plugins.codecompanion = {
+      enable = true;
+
+      settings = {
+        adapters = {
+          http.opts.show_defaults = false;
+          openwebui.__raw = ''
+            function()
+              return require("codecompanion.adapters").extend("openai_compatible", {
+                name = "openwebui",
+                formatted_name = "Open WebUI",
+                opts = {
+                  stream = true,
+                  tools = true,
+                  vision = false,
+                },
+                url = "''${url}''${chat_endpoint}",
+                env = {
+                  api_key = "cmd:cat ${osConfig.age.secrets.open-webui-api-key.path}",
+                  url = "https://chat.ai.vimium.com",
+                  chat_endpoint = "/api/chat/completions",
+                  models_endpoint = "/api/models",
+                },
+                headers = {
+                  ["Content-Type"] = "application/json",
+                  Authorization = "Bearer ''${api_key}",
+                },
+                schema = {
+                  model = {
+                    default = "openai/gpt-5-chat",
+                  },
+                },
+              })
+            end
+          '';
+        };
+
+        strategies = {
+          chat = {
+            adapter = "openwebui";
+          };
+          inline = {
+            adapter = "openwebui";
+          };
+          cmd = {
+            adapter = "openwebui";
+          };
+        };
+      };
+    };
+
     plugins.telescope = {
       enable = true;
       keymaps = {
@@ -126,6 +178,8 @@
     # plugins.none-ls.enable = true;
     # plugins.nvim-tree.enable = true;
     # plugins.oil.enable = true;
+    # plugins.persisted.enable = true;
+    # plugins.precognition.enable = true;
     # plugins.project-nvim.enable = true;
   };