chore: add files for publish-to-bcr (#329)

Closes #322.

Author: cgrindel

.bcr/config.yml

@@ -0,0 +1,3 @@
+fixedReleaser:
+  login: cgrindel
+  email: [email protected]

.bcr/metadata.template.json

@@ -0,0 +1,15 @@
+{
+  "homepage": "https://github.com/cgrindel/rules_swift_package_manager",
+  "maintainers": [
+    {
+      "email": "[email protected]",
+      "github": "cgrindel",
+      "name": "Chuck Grindel"
+    }
+  ],
+  "repository": [
+    "github:cgrindel/rules_swift_package_manager"
+  ],
+  "versions": [],
+  "yanked_versions": {}
+}

.bcr/presubmit.yml

@@ -0,0 +1,10 @@
+bcr_test_module:
+  module_path: ""
+  matrix:
+    platform: ["macos", "ubuntu2004"]
+  tasks:
+    run_tests:
+      name: "Run test module"
+      platform: ${{ platform }}
+      test_targets:
+        - "//bzlmod:e2e_test"

.bcr/source.template.json

@@ -0,0 +1,5 @@
+{
+  "integrity": "",
+  "strip_prefix": "",
+  "url": "https://github.com/{OWNER}/{REPO}/releases/download/{TAG}/rules_swift_package_manager.{TAG}.tar.gz"
+}