File uploads, mostly. Also added extra behavior to addCharacter.

internal/config/config.go

@@ -30,6 +30,7 @@ type Space struct {
 	Bucket    string `json:"bucket" yaml:"bucket"`
 	MaxSize   int64  `json:"maxSize" yaml:"maxSize"`
 	Root      string `json:"root" yaml:"root"`
+	URLRoot   string `json:"urlRoot" yaml:"urlRoot"`
 }
 
 // Database is configuration for spaces.

internal/generate/id.go

@@ -63,6 +63,11 @@ func FileID() string {
 	return ID("F", 16)
 }
 
+// FileID generates a file ID.
+func FileUploadID() string {
+	return ID("U", 24)
+}
+
 func KeyID() string {
 	return ID("K", 32)
 }