feat: rename gateway spec to proxy

internal/spec/app/schema.json

@@ -29,6 +29,15 @@
                     "additionalProperties": false
                 }
             }
+        },
+        "auth": {
+            "type": "object",
+            "properties": {
+                "key": {
+                    "type": "object"
+                }
+            },
+            "required": ["key"]
         }
     },
     "required": ["apps"],

internal/spec/app/spec.go

@@ -7,8 +7,9 @@ import (
 const NameApp spec.Name = "app.emissary.cadoles.com"
 
 type Spec struct {
-	Revision int `json:"revisions"`
-	Apps     map[string]AppEntry
+	Revision int                 `json:"revisions"`
+	Apps     map[string]AppEntry `json:"apps"`
+	Auth     *Auth               `json:"auth"`
 }
 
 type AppEntry struct {
@@ -18,6 +19,10 @@ type AppEntry struct {
 	Format    string `json:"format"`
 }
 
+type Auth struct {
+	Key any `json:"key"`
+}
+
 func (s *Spec) SpecName() spec.Name {
 	return NameApp
 }
@@ -29,6 +34,7 @@ func (s *Spec) SpecRevision() int {
 func (s *Spec) SpecData() map[string]any {
 	return map[string]any{
 		"apps": s.Apps,
+		"auth": s.Auth,
 	}
 }