Add job application quick reference for storing profile links and experience

Auth-protected CRUD for personal info (LinkedIn, GitHub, etc.) and
experience entries, stored in the database so nothing sensitive is in
the public repo. Displayed as a categorized panel on the Job Applications page.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend/graph/job_app_reference.resolvers.go

@@ -0,0 +1,22 @@
+package graph
+
+// This file will be automatically regenerated based on the schema, any resolver
+// implementations
+// will be copied through when generating and any unknown code will be moved to the end.
+// Code generated by github.com/99designs/gqlgen version v0.17.88
+
+import (
+	"context"
+
+	"adam-french.co.uk/backend/models"
+)
+
+// ID is the resolver for the id field.
+func (r *jobAppReferenceResolver) ID(ctx context.Context, obj *models.JobAppReference) (int, error) {
+	return int(obj.ID), nil
+}
+
+// JobAppReference returns JobAppReferenceResolver implementation.
+func (r *Resolver) JobAppReference() JobAppReferenceResolver { return &jobAppReferenceResolver{r} }
+
+type jobAppReferenceResolver struct{ *Resolver }