Add changesets

Signed-off-by: Johan Haals <johan.haals@gmail.com>

.changeset/cold-houses-type.md

@@ -0,0 +1,7 @@
+---
+'@backstage/cli': patch
+---
+
+Introduces two new parameters to the `backstage-cli versions:bump` command.
+The first one is `--release-line <main|next>` bump packages to the latest `main` or `next` release.
+`--backstage-release <version>` is used to bump packages to a specific backstage release.

.changeset/green-peaches-explode.md

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+---
+'@backstage/release-manifest': patch
+---
+
+Introduces a new release-manifest package with utilities for fetching release manifests.
+This package will primarily be used by the `@backstage/cli` package.

packages/release-manifest/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@backstage/release-manifest",
-  "description": "Package information for ",
-  "version": "0.0.1",
+  "description": "Helper library for receiving release manifests",
+  "version": "0.0.0",
   "private": false,
   "main": "src/index.ts",
   "types": "src/index.ts",