ci: configure main branch for publishing (#346)

Author: Hagendorn

.releaserc

@@ -0,0 +1,18 @@
+{
+  "release": {
+    "branches": [
+      "+([0-9])?(.{+([0-9]),x}).x",
+      "main",
+      "next",
+      "next-major",
+      {
+        "name": "beta",
+        "prerelease": true
+      },
+      {
+        "name": "alpha",
+        "prerelease": true
+      }
+    ]
+  }
+}