chore: migrate to workspace structure and 3-file CI pipeline at toolkit 4.9.6

Signed-off-by: Jeremiah Russell <jerry@jrussell.ie>

release.toml

@@ -1,14 +1,5 @@
-pre-release-replacements = [
-    { file = "docs/lib.md", search = """cull-gmail = "\\d+.\\d+.\\d+"""", replace = "{{crate_name}} = \"{{version}}\"", exactly = 1 },
-    { file = "PRLOG.md", search = "## \\[Unreleased\\]", replace = "## [{{version}}] - {{date}}", exactly = 1 },
-    { file = "PRLOG.md", search = "\\[Unreleased\\]:", replace = "[{{version}}]:", exactly = 1 },
-    { file = "PRLOG.md", search = "\\.\\.\\.HEAD", replace = "...{{tag_name}}", exactly = 1 },
-]
-pre-release-commit-message = "chore: Release {{crate_name}} v{{version}}"
-tag-message = "{{tag_name}}"
-tag-name = "{{prefix}}v{{version}}"
 sign-tag = true
 sign-commit = true
-consolidate-commits = false
+consolidate-commits = true
 allow-branch = ["main"]
-pre-release-hook = ["./release-hook.sh"]
+pre-release-replacements = []