init exneuland as alternative backendexneuland

It appears to work (somewhat). Limitations:
 - exneuland is not configurable; can only have it once
 - frontend untested since last update broke things

1 files changed, 30 insertions, 0 deletions

diff --git a/nix/sources.json b/nix/sources.json
index f653057..08a668e 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -1,4 +1,34 @@
 {
+    "exneuland": {
+        "branch": "main",
+        "repo": "https://gitlab.com/hexchen/exneuland",
+        "rev": "5f7640942a332e722a782c29d852eeeb262dd8b8",
+        "type": "git"
+    },
+    "nixpkgs": {
+        "branch": "release-21.05",
+        "description": "Nix Packages collection",
+        "homepage": "",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "dcb27f623fe9b2bb1275029af3148ca7156ede2d",
+        "sha256": "08sdvg2qr801a0v465zyrrbi028b3dm2adb320v7an4878z05nkl",
+        "type": "tarball",
+        "url": "https://github.com/nixos/nixpkgs/archive/dcb27f623fe9b2bb1275029af3148ca7156ede2d.tar.gz",
+        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
+    },
+    "nixpkgs-unstable": {
+        "branch": "nixpkgs-unstable",
+        "description": "Nix Packages collection",
+        "homepage": "",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "14b0f20fa1f56438b74100513c9b1f7c072cf789",
+        "sha256": "0lzirqazbpx5jda2sppa3ylkn1ywcq1z8v9510pxdpmkp969d1ck",
+        "type": "tarball",
+        "url": "https://github.com/nixos/nixpkgs/archive/14b0f20fa1f56438b74100513c9b1f7c072cf789.tar.gz",
+        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
+    },
     "tcm": {
         "branch": "develop",
         "description": "A collaborative web application (virtual office) presented as a 16-bit RPG video game",