feat(renovate): add renovate configuration for auto-updating toolbox version in build file of Python SDK

Signed-off-by: Anushka Saxena <[email protected]>

Author: SaxenaAnushka102

.github/renovate.json5

@@ -1,7 +1,7 @@
 {
   extends: [
     'config:recommended',
-    ':semanticCommits',
+    ':semanticCommitTypeAll(chore)',
     ':ignoreUnstable',
     'group:allNonMajor',
     ':separateMajorReleases',
@@ -22,6 +22,22 @@
       ],
       pinDigests: true,
     },
+    {
+      description: 'Auto-update genai-toolbox server version',
+      matchPackageNames: [
+        'googleapis/genai-toolbox',
+      ],
+      matchManagers: [
+        'regex',
+      ],
+      branchName: 'auto-update/toolbox-server-v{{newValue}}',
+      commitMessageTopic: 'chore(deps): update genai-toolbox server to {{newValue}}',
+      groupName: false,
+      matchUpdateTypes: [
+        'minor',
+        'patch',
+      ],
+    },
     {
       matchPackageNames: [
         'pytest',
@@ -48,4 +64,20 @@
       ],
     },
   ],
-}
+  regexManagers: [
+    {
+      fileMatch: [
+        'packages/toolbox-core/integration.cloudbuild.yaml',
+        'packages/toolbox-langchain/integration.cloudbuild.yaml',
+        'packages/toolbox-llamaindex/integration.cloudbuild.yaml',
+      ],
+      matchStrings: [
+        '_TOOLBOX_VERSION: [\'|"]?(?<currentValue>v?\\d+\\.\\d+\\.\\d+)[\'|"]?',
+      ],
+      datasourceTemplate: 'github-releases',
+      depNameTemplate: 'googleapis/genai-toolbox',
+      versioningTemplate: 'semver',
+      packageNameTemplate: 'googleapis/genai-toolbox',
+    },
+  ],
+}