fix(oauth): normalize Snowflake account locators

Author: Bill Leoutsakos

apps/sim/lib/oauth/snowflake.test.ts

@@ -56,6 +56,14 @@ describe('Snowflake OAuth helper', () => {
     ).toThrow(/locator/)
   })
 
+  it('canonicalizes account locators while retaining documented regional segments', () => {
+    const encoded = serializeSnowflakeOAuthMetadata({
+      ...metadata,
+      accountLocator: 'xy12345.us-east-2',
+    })
+    expect(parseSnowflakeOAuthMetadata(encoded).accountLocator).toBe('XY12345.US-EAST-2')
+  })
+
   it('creates PKCE values using S256', async () => {
     const first = await generateSnowflakePkce()
     const second = await generateSnowflakePkce()

apps/sim/lib/oauth/snowflake.ts

@@ -119,7 +119,7 @@ export function normalizeSnowflakeAccountLocator(value: string): string {
   if (!ACCOUNT_LOCATOR_PATTERN.test(accountLocator)) {
     throw new Error('Snowflake account locator contains unsupported characters')
   }
-  return accountLocator
+  return accountLocator.toUpperCase()
 }
 
 export function normalizeSnowflakeClientId(value: string): string {