1  {
 2    # :: "// straylight // aleph // build system"
 3    description = "// straylight // aleph // build system";
 4  # :: { buck2-prelude : { flake : Bool, url : "github:weyl-ai/straylight-buck2-prelude" }, ghc-source-gen-src : { flake : Bool, url : "github:google/ghc-source-gen" }, llvm-project : { flake : Bool, url : "github:llvm/llvm-project/bb1f220d534b0f6d80bea36662f5188ff11c2e54" }, nimi : { url : "github:b7r6/nimi/add-static-build" }, nix2gpu : { url : "github:fleek-sh/nix2gpu" } }
 5  
 6    inputs = {
 7      nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
 8      systems.url = "github:nix-systems/default";
 9      flake-parts.url = "github:hercules-ci/flake-parts";
10      treefmt-nix.url = "github:numtide/treefmt-nix";
11      # :: { flake : Bool, url : "github:llvm/llvm-project/bb1f220d534b0f6d80bea36662f5188ff11c2e54" }
12      # :: "github:llvm/llvm-project/bb1f220d534b0f6d80bea36662f5188ff11c2e54"
13      # :: Bool
14      ndg.url = "github:feel-co/ndg";
15  
16      llvm-project = {
17        url = "github:llvm/llvm-project/bb1f220d534b0f6d80bea36662f5188ff11c2e54";
18        flake = false;
19      };
20  
21      # Determinate Nix with WASM support (builtins.wasm + wasm32-wasip1)
22      # :: { flake : Bool, url : "github:google/ghc-source-gen" }
23      # :: "github:google/ghc-source-gen"
24      # :: Bool
25      # NOTE: Don't follow nixpkgs - needs specific rust version for wasmtime
26      nix.url = "github:straylight-software/nix";
27  
28      # ghc-source-gen from git (Hackage version doesn't support GHC 9.12)
29      # :: { flake : Bool, url : "github:weyl-ai/straylight-buck2-prelude" }
30      # :: "github:weyl-ai/straylight-buck2-prelude"
31      # :: Bool
32      # Required for grapesy -> proto-lens-protoc -> ghc-source-gen
33      ghc-source-gen-src = {
34        url = "github:google/ghc-source-gen";
35        flake = false;
36      };
37  
38      # Buck2 prelude (straylight fork with NVIDIA support)
39      # Mercury-based Haskell rules, LLVM 22 C++ toolchain, nv target compilation
40      # :: { url : "github:fleek-sh/nix2gpu" }
41      # :: "github:fleek-sh/nix2gpu"
42      buck2-prelude = {
43        url = "github:weyl-ai/straylight-buck2-prelude";
44        flake = false;
45      };
46  
47      # NativeLink - Local Remote Execution for Buck2
48      # :: { url : "github:b7r6/nimi/add-static-build" }
49      # :: "github:b7r6/nimi/add-static-build"
50      # Provides CAS, scheduler, and worker for build caching
51      nativelink.url = "github:TraceMachina/nativelink";
52  
53      # nix2gpu - NixOS containers for GPU compute (vast.ai, runpod, fly.io)
54      # :: { flake-parts : t0 } | ... -> t4
55      # Uses nimi as PID 1 for modular services
56      nix2gpu = {
57        url = "github:fleek-sh/nix2gpu";
58        inputs.nixpkgs.follows = "nixpkgs";
59      };
60  
61      # Nimi - Tini-like PID 1 for containers and NixOS modular services
62      # Used for VM init scripts with proper process supervision
63      # Using fork with nimi-static for microVM support (PR: weyl-ai/nimi#12)
64      nimi = {
65        url = "github:b7r6/nimi/add-static-build";
66        inputs.nixpkgs.follows = "nixpkgs";
67      };
68    };
69  
70    outputs =
71      inputs@{ flake-parts, ... }: flake-parts.lib.mkFlake { inherit inputs; } (import ./nix/_main.nix);
72  }