ci: automate stable releases with release-plz

.github/workflows/release-plz.yaml

@@ -0,0 +1,15 @@
+name: Release-plz
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+
+  release:
+    uses: matter-labs/zksync-ci-common/.github/workflows/release-plz.yaml@v1
+    secrets:
+      gh_token: ${{ secrets.RELEASE_TOKEN }}
+      cargo_registry_token: ${{ secrets.CRATES_IO_TOKEN }}
+      slack_webhook: ${{ secrets.SLACK_WEBHOOK_RELEASES }}

release-plz.toml

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+[workspace]
+dependencies_update = true                   # Wether to run `cargo update` in the release PR
+pr_name = "release: zksync-foundry {{version}}" # template for the PR name
+pr_labels = ["release", "automated"]         # Set PR labels
+changelog_update = false                     # Disable individual changelog updates for all packages.
+git_tag_enable = false                       # Disable individual tags for all packages.
+git_release_enable = false                   # Disable individual releases for all packages.
+semver_check = true                          # Enable API breaking changes checks with cargo-semver-checks.
+
+# Use one main package for a common tag for all workspace crates
+[[package]]
+name = "forge"
+git_tag_enable = true                              # Enable one common tag for all crates
+git_tag_name = "v{{version}}"                      # Tag name