Add meta section to nix package, fix nix update script writing to wrong variable in hashes.json

flake.nix

@@ -13,11 +13,21 @@
           inherit system;
         };
         hashesFile = builtins.fromJSON (builtins.readFile ./hashes.json);
+        lib = pkgs.lib;
       in rec {
         packages.default = pkgs.buildNpmPackage {
           pname = "spacebar-server-ts";
-          src = ./.;
           name = "spacebar-server-ts";
+
+          meta = with lib; {
+            description = "Spacebar server, a FOSS reimplementation of the Discord backend.";
+            homepage = "https://github.com/spacebarchat/server";
+            license = licenses.agpl3Plus;
+            platforms = platforms.all;
+            mainProgram = "start-bundle";
+          };
+
+          src = ./.;
           nativeBuildInputs = with pkgs; [ python3 ];
           npmDepsHash = hashesFile.npmDepsHash;
           makeCacheWritable = true;

hashes.json

@@ -1,3 +1,3 @@
 {
-	"npmDepsHash": "sha256-fZNDN2/fNy6Nu7tbr0RhQ8j4BP7X1Yhrh/fSTH7hbJc="
+  "npmDepsHash": "sha256-RxGkjCU9qqqDMjhJ5aEq1w7c7lS4nAp0/3F0zASJQms="
 }

nix-update.sh

@@ -3,8 +3,8 @@
 nix flake update
 DEPS_HASH=`prefetch-npm-deps package-lock.json`
 TMPFILE=$(mktemp)
-jq '.npm_deps_hash = "'$DEPS_HASH'"' hashes.json > $TMPFILE
+jq '.npmDepsHash = "'$DEPS_HASH'"' hashes.json > $TMPFILE
 mv -- "$TMPFILE" hashes.json
 
 nom build .# || exit $?
-git add hashes.json flake.lock flake.nix
+git add hashes.json flake.lock flake.nix