From 7bf73098a7d90f2cc3ec0293bc052a81888875e9 Mon Sep 17 00:00:00 2001
From: Marshall Bowers <git@maxdeviant.com>
Date: Tue, 10 Mar 2026 18:53:38 -0400
Subject: [PATCH] danger: Add a check for changing Collab database schemas
 (#51234)
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This PR adds a Danger check to remind contributors that any database
changes for Collab need to be done via a migration in the Cloud repo:

<img width="888" height="323" alt="Screenshot 2026-03-10 at 6 39 21 PM"
src="https://github.com/user-attachments/assets/5b3bbc3d-1e9d-409a-837b-565e1ca36935"
/>

Release Notes:

- N/A
---
 script/danger/dangerfile.ts | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/script/danger/dangerfile.ts b/script/danger/dangerfile.ts
index b604a42e45ac7d276a1f278bd2e9727daa98c375..c1ca883f3e910f434f686985d2c94df22986a029 100644
--- a/script/danger/dangerfile.ts
+++ b/script/danger/dangerfile.ts
@@ -61,6 +61,25 @@ if (includesIssueUrl) {
   );
 }
 
+const MIGRATION_SCHEMA_FILES = [
+  "crates/collab/migrations/20251208000000_test_schema.sql",
+  "crates/collab/migrations.sqlite/20221109000000_test_schema.sql",
+];
+
+const modifiedSchemaFiles = danger.git.modified_files.filter((file) =>
+  MIGRATION_SCHEMA_FILES.some((schemaFilePath) => file.endsWith(schemaFilePath)),
+);
+
+if (modifiedSchemaFiles.length > 0) {
+  warn(
+    [
+      "This PR modifies database schema files.",
+      "",
+      "If you are making database changes, a migration needs to be added in the Cloud repository.",
+    ].join("\n"),
+  );
+}
+
 const FIXTURE_CHANGE_ATTESTATION = "Changes to test fixtures are intentional and necessary.";
 
 const FIXTURES_PATHS = ["crates/assistant_tools/src/edit_agent/evals/fixtures"];