Make UID case-insensitive

app/classes/oidc/CoreIDAdapter.js

@@ -49,7 +49,7 @@ class CoreIDAdapter {
 
     async findByUid(uid) {
         const result = await this.coll().find(
-            { 'payload.uid': uid },
+            { 'payload.uid': uid.toLowerCase() },
             { payload: 1 },
         ).limit(1).next()
 

app/classes/saml/FlitterProfileMapper.js

@@ -43,7 +43,7 @@ class FlitterProfileMapper {
     getClaims() {
         const claims = {}
 
-        claims[this.map.nameIdentifier] = this.user.uid
+        claims[this.map.nameIdentifier] = this.user.uid.toLowerCase()
         claims[this.map.email] = this.user.email
         claims[this.map.name] = `${this.user.first_name} ${this.user.last_name}`
         claims[this.map.givenname] = this.user.first_name
@@ -54,7 +54,7 @@ class FlitterProfileMapper {
     }
 
     getNameIdentifier() {
-        return { nameIdentifier: this.user.uid }
+        return { nameIdentifier: this.user.uid.toLowerCase() }
     }
 }