Embed static resources (#1466)

* Replace pkger with go:embed for bundling the admin. Closes #844

* Remove references to pkged.go

* Point tests to use an updated version of Go

* Add comment to new exported function

* Cleanup

* Add a dummy pkged.go to alert people to stop using it.

* Add simple browser test to make sure the admin is available and renders

* Don't panic

* Embed bot/scraper metadata template.

Add browser test to validate the rendering of this template.

* Use embedded offline.ts segment

* Remove placeholder thumbnail as its unnecessary

* Remove copying the static directory into the release

* Cleanup

static/static.go

@@ -1,6 +1,9 @@
 package static
 
-import "embed"
+import (
+	"embed"
+	"html/template"
+)
 
 //go:embed admin/*
 //go:embed admin/_next/static
@@ -12,3 +15,22 @@ var adminFiles embed.FS
 func GetAdmin() embed.FS {
 	return adminFiles
 }
+
+//go:embed metadata.html.tmpl
+var botMetadataTemplate embed.FS
+
+// GetBotMetadataTemplate will return the bot/scraper metadata template.
+func GetBotMetadataTemplate() (*template.Template, error) {
+	name := "metadata.html.tmpl"
+	t, err := template.ParseFS(botMetadataTemplate, name)
+	tmpl := template.Must(t, err)
+	return tmpl, err
+}
+
+//go:embed offline.ts
+var offlineVideoSegment []byte
+
+// GetOfflineSegment will return the offline video segment data.
+func GetOfflineSegment() []byte {
+	return offlineVideoSegment
+}