Add devbox and direnv

.envrc

@@ -0,0 +1,7 @@
+# Automatically sets up your devbox environment whenever you cd into this
+# directory via our direnv integration:
+
+eval "$(devbox generate direnv --print-envrc)"
+
+# check out https://www.jetpack.io/devbox/docs/ide_configuration/direnv/
+# for more details

devbox.json

@@ -0,0 +1,8 @@
+{
+  "$schema": "https://raw.githubusercontent.com/jetify-com/devbox/0.11.0/.schema/devbox.schema.json",
+  "packages": [
+    "sbt@latest"
+  ]
+}
+// this file supports comments
+// vim: set ft=jsonc:

devbox.lock

@@ -0,0 +1,53 @@
+{
+  "lockfile_version": "1",
+  "packages": {
+    "sbt@latest": {
+      "last_modified": "2024-06-03T07:19:07Z",
+      "resolved": "github:NixOS/nixpkgs/4a4ecb0ab415c9fccfb005567a215e6a9564cdf5#sbt",
+      "source": "devbox-search",
+      "version": "1.10.0",
+      "systems": {
+        "aarch64-darwin": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/kaqihm6yh3syg1yq6yvzq3b2l5lxc910-sbt-1.10.0",
+              "default": true
+            }
+          ],
+          "store_path": "/nix/store/kaqihm6yh3syg1yq6yvzq3b2l5lxc910-sbt-1.10.0"
+        },
+        "aarch64-linux": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/2w2wnh5gr0r8g8a8daghr9hjvliss973-sbt-1.10.0",
+              "default": true
+            }
+          ],
+          "store_path": "/nix/store/2w2wnh5gr0r8g8a8daghr9hjvliss973-sbt-1.10.0"
+        },
+        "x86_64-darwin": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/61rhhy5iyj0zladlkpxs2nlh1r0hdlx4-sbt-1.10.0",
+              "default": true
+            }
+          ],
+          "store_path": "/nix/store/61rhhy5iyj0zladlkpxs2nlh1r0hdlx4-sbt-1.10.0"
+        },
+        "x86_64-linux": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/n400nkaa7ip2cnj7vc5l2yhpzh0w297x-sbt-1.10.0",
+              "default": true
+            }
+          ],
+          "store_path": "/nix/store/n400nkaa7ip2cnj7vc5l2yhpzh0w297x-sbt-1.10.0"
+        }
+      }
+    }
+  }
+}