🔐 feat: Add Configurable Min. Password Length (#9315)

- Added support for a minimum password length defined by the MIN_PASSWORD_LENGTH environment variable.
- Updated login, registration, and reset password forms to utilize the configured minimum length.
- Enhanced validation schemas to reflect the new minimum password length requirement.
- Included tests to ensure the minimum password length functionality works as expected.

api/server/routes/config.js

@@ -117,6 +117,11 @@ router.get('/', async function (req, res) {
       openidReuseTokens,
     };
 
+    const minPasswordLength = parseInt(process.env.MIN_PASSWORD_LENGTH, 10);
+    if (minPasswordLength && !isNaN(minPasswordLength)) {
+      payload.minPasswordLength = minPasswordLength;
+    }
+
     payload.mcpServers = {};
     const getMCPServers = () => {
       try {