Fix for exo with the model list not being at 'data' endpoint but at t…

…he res directly; added flake and envrc for nix-based setups

.envrc

@@ -0,0 +1 @@
+use flake

.gitignore

@@ -33,3 +33,4 @@ _worker.bundle
 
 Modelfile
 modelfiles
+.direnv

app/utils/constants.ts

@@ -320,7 +320,10 @@ async function getOpenAILikeModels(): Promise<ModelInfo[]> {
     });
     const res = (await response.json()) as any;
 
-    return res.data.map((model: any) => ({
+    // When using the OpenAI-compatible endpoint from Exo, the data is not at `res.data` but `res` directly.
+    const d = res.data ? res.data : res;
+
+    return d.map((model: any) => ({
       name: model.id,
       label: model.id,
       provider: 'OpenAILike',

flake.nix

@@ -0,0 +1,20 @@
+{
+  description = "Environment flake";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, flake-utils }: flake-utils.lib.eachDefaultSystem(system:
+    let pkgs = nixpkgs.legacyPackages.${system}; in
+    {
+      devShells.default = pkgs.mkShell {
+        buildInputs = with pkgs; [
+          nodejs_23
+          pnpm
+        ];
+      };
+    }
+  );
+}