Stash box client interface (#751)

* Add gql client generation files
* Update dependencies
* Add stash-box client generation to the makefile
* Move scraped scene object matchers to models
* Add stash-box to scrape with dropdown
* Add scrape scene from fingerprint in UI

vendor/github.com/99designs/gqlgen/graphql/stats.go

@@ -0,0 +1,60 @@
+package graphql
+
+import (
+	"context"
+	"fmt"
+	"time"
+)
+
+type Stats struct {
+	OperationStart time.Time
+	Read           TraceTiming
+	Parsing        TraceTiming
+	Validation     TraceTiming
+
+	// Stats collected by handler extensions. Dont use directly, the extension should provide a type safe way to
+	// access this.
+	extension map[string]interface{}
+}
+
+type TraceTiming struct {
+	Start time.Time
+	End   time.Time
+}
+
+var ctxTraceStart key = "trace_start"
+
+// StartOperationTrace captures the current time and stores it in context. This will eventually be added to request
+// context but we want to grab it as soon as possible. For transports that can only handle a single graphql query
+// per http requests you dont need to call this at all, the server will do it for you. For transports that handle
+// multiple (eg batching, subscriptions) this should be called before decoding each request.
+func StartOperationTrace(ctx context.Context) context.Context {
+	return context.WithValue(ctx, ctxTraceStart, Now())
+}
+
+// GetStartTime should only be called by the handler package, it will be set into request context
+// as Stats.Start
+func GetStartTime(ctx context.Context) time.Time {
+	t, ok := ctx.Value(ctxTraceStart).(time.Time)
+	if !ok {
+		panic(fmt.Sprintf("missing start time: %T", ctx.Value(ctxTraceStart)))
+	}
+	return t
+}
+
+func (c *Stats) SetExtension(name string, data interface{}) {
+	if c.extension == nil {
+		c.extension = map[string]interface{}{}
+	}
+	c.extension[name] = data
+}
+
+func (c *Stats) GetExtension(name string) interface{} {
+	if c.extension == nil {
+		return nil
+	}
+	return c.extension[name]
+}
+
+// Now is time.Now, except in tests. Then it can be whatever you want it to be.
+var Now = time.Now