Merge pull request #1616 from anyproto/go-4166-add-nix-devshell-with-…

…build-deps

add nix flake with devShell

docs/Build.md

@@ -21,6 +21,20 @@ We need to have protoc binary (3.x version) and libprotoc headers in orderto bui
 ```
 apt install protobuf-compiler libprotoc-dev
 ```
+
+#### Nix
+
+Repository provides `flake.nix` with `devShell` which has all the build dependencies (excluding tentivy-go pre-compiled libraries yet).
+
+```bash
+nix develop .
+```
+> [!TIP]
+> It is also convenient to use nix shell with [direnv](https://direnv.net/) with [nix-direnv](https://github.com/nix-community/nix-direnv),
+> which enables `devShell` when you `cd` into directory.
+>
+> With direnv, you can also switch environments per project in your code editor: [emacs-direnv](https://github.com/wbolster/emacs-direnv)
+
 ### Install custom protoc
 `make setup-protoc` to install grpc-web plugin (see [Protogen](https://github.com/anyproto/anytype-heart/blob/main/docs/Protogen.md) for additional information)
 
@@ -44,4 +58,4 @@ Instructions to setup environment for Android: [here](https://github.com/anyprot
 
    Parameters:
     - `ANY_SYNC_NETWORK=/path/to/network.yml` — build using self-hosted [network configuration](https://tech.anytype.io/anytype-heart/configuration)
-2. `make protos-java` to generate java protobuf bindings into `dist/android/pb`
+2. `make protos-java` to generate java protobuf bindings into `dist/android/pb`

flake.nix

@@ -0,0 +1,26 @@
+{
+  description = "";
+  inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1.0.tar.gz";
+  inputs.flake-utils.url = "github:numtide/flake-utils";
+
+  outputs = { self, nixpkgs, flake-utils, ... }:
+    flake-utils.lib.eachDefaultSystem (system: let
+      pkgs = import nixpkgs {
+        inherit system;
+        config = { allowUnfree = true; };
+      };
+    in {
+      devShell = pkgs.mkShell {
+        name = "anytype-heart";
+        nativeBuildInputs = [
+          pkgs.protoc-gen-grpc-web
+          pkgs.go_1_22
+          pkgs.gox
+          pkgs.protobuf3_20
+          pkgs.pkg-config
+          pkgs.pre-commit
+          # todo: govvv, not packaged
+        ];
+      };
+    });
+}