commit 416ff93fd4b78d09a31d671bce0b8e084f55e44f
Author: Daniel Winkler <dw@dwinkler.org>
Date:   Mon Sep 1 16:49:19 2025 +1000

    init

diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..eea39f3
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,44 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1756542300,
+        "narHash": "sha256-tlOn88coG5fzdyqz6R93SQL5Gpq+m/DsWpekNFhqPQk=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "d7600c775f877cd87b4f5a831c28aa94137377aa",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nvimcom": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1755532199,
+        "narHash": "sha256-mb8HCaMasPUP9JZUkH1sPrtdbhM2HMUkJEKDsRt6wTs=",
+        "owner": "R-nvim",
+        "repo": "R.nvim",
+        "rev": "fd992e1c13ad3df794a30af2e937b994bf7bf4db",
+        "type": "github"
+      },
+      "original": {
+        "owner": "R-nvim",
+        "repo": "R.nvim",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "nvimcom": "nvimcom"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..2b13300
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,125 @@
+{
+  description = "FRAN - The Flakey R Archiving Network";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    nvimcom = {
+      url = "github:R-nvim/R.nvim";
+      flake = false;
+    };
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    ...
+  } @ inputs: let
+    systems = [
+      "x86_64-linux"
+      "aarch64-linux"
+      "x86_64-darwin"
+      "aarch64-darwin"
+    ];
+    forAllSystems = f:
+      builtins.listToAttrs (map (system: {
+          name = system;
+          value = f system;
+        })
+        systems);
+
+    # The overlay that exposes custom R packages
+    overlay = final: prev: let
+    in {
+      extraRPackages = {
+        musicMetadata = prev.rPackages.buildRPackage {
+          name = "musicMetadata";
+          src = prev.fetchgit {
+            url = "https://github.com/hannesdatta/musicMetadata";
+            branchName = "master";
+            rev = "1b7ca4c1fd208475e961b77edc90ad513b936879";
+            sha256 = "sha256-QK1Q6/ta2PqIrjdA6/oS1HxOMgZr/BO00OLjs3/O7EE=";
+          };
+        };
+        synthdid = prev.rPackages.buildRPackage {
+          name = "synthdid";
+          src = prev.fetchFromGitHub {
+            owner = "synth-inference";
+            repo = "synthdid";
+            rev = "70c1ce3eac58e28c30b67435ca377bb48baa9b8a";
+            sha256 = "sha256-rxQqnpKWy4d9ZykRxfILu1lyT6Z3x++gFdC3sbm++pk=";
+          };
+          propagatedBuildInputs = [prev.rPackages.mvtnorm];
+        };
+        httpgd = prev.rPackages.buildRPackage {
+          name = "httpgd";
+          src = prev.fetchgit {
+            url = "https://github.com/nx10/httpgd";
+            rev = "dd6ed3a687a2d7327bb28ca46725a0a203eb2a19";
+            sha256 = "sha256-vs6MTdVJXhTdzPXKqQR+qu1KbhF+vfyzZXIrFsuKMtU=";
+          };
+          propagatedBuildInputs = builtins.attrValues {
+            inherit
+              (prev.rPackages)
+              unigd
+              cpp11
+              AsioHeaders
+              ;
+          };
+        };
+        nvimcom = prev.rPackages.buildRPackage {
+          name = "nvimcom";
+          src = inputs.nvimcom;
+          sourceRoot = "source/nvimcom";
+          buildInputs = with prev; [
+            R
+            stdenv.cc.cc
+            gnumake
+          ];
+        };
+
+        # Template for adding more packages:
+        # somepkg = mkGitR {
+        #   pname = "somepkg";
+        #   src = somepkg;          # from inputs (add it above)
+        #   subdir = ".";           # change if the R pkg is in a subfolder
+        #   propagatedBuildInputs = with final.rPackages; [ <deps> ];
+        #   buildInputs = [ <system-libs-if-needed> ];
+        # };
+      };
+    };
+  in {
+    overlays.default = overlay;
+
+    # Optional: provide an R wrapper with these non-CRAN packages bundled
+    packages = forAllSystems (
+      system: let
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = [self.overlays.default];
+        };
+      in {
+        default = pkgs.rWrapper.override {packages = builtins.attrNames pkgs.extraRPackages;};
+      }
+    );
+    # Helpful for overlay users: expose a devShell with R including these pkgs
+    devShells = forAllSystems (system: let
+      pkgs = import nixpkgs {
+        inherit system;
+        overlays = [self.overlays.default];
+      };
+    in {
+      default = pkgs.mkShell {
+        packages = [
+          (pkgs.rWrapper.override {
+            packages = with pkgs.extraRPackages; [
+              nvimcom
+              musicMetadata
+              synthdid
+              httpgd
+            ];
+          })
+        ];
+      };
+    });
+  };
+}