Capture transport addresses in state

ampg/metadata.py

@@ -68,6 +68,38 @@ class TransportInteractionCapability:
 
 
 CONFIG_FIELDS = (
+    ConfigField(
+        "gateway",
+        "state_dir",
+        "path",
+        False,
+        "./.ampg/state",
+        "AMPG-owned daemon state and captured address registry root.",
+    ),
+    ConfigField(
+        "gateway",
+        "cache_dir",
+        "path",
+        False,
+        "./.ampg/cache",
+        "AMPG cache root for generated intermediate data.",
+    ),
+    ConfigField(
+        "gateway",
+        "run_dir",
+        "path",
+        False,
+        "./.ampg/run",
+        "Runtime socket and process metadata root for managed daemons.",
+    ),
+    ConfigField(
+        "gateway",
+        "user",
+        "string",
+        False,
+        "",
+        "Preferred service user for generated managed-daemon artifacts.",
+    ),
     ConfigField("site", "id", "string", True, "", "Stable site identifier used in output paths."),
     ConfigField("site", "domain", "string", True, "", "Canonical public domain for the site."),
     ConfigField("site.source", "kind", "enum", True, "static-html", "Source adapter kind."),
@@ -179,6 +211,30 @@ CONFIG_FIELDS = (
         "protocol default",
         "Whether AMPG adopts, manages, or only renders config.",
     ),
+    ConfigField(
+        "site.protocols.<name>",
+        "fixture_url",
+        "url",
+        False,
+        "",
+        "Published URL used in fixture manifests and health plans.",
+    ),
+    ConfigField(
+        "site.protocols.<name>",
+        "browser_url",
+        "url",
+        False,
+        "",
+        "Browser-facing URL alias used when fixture_url is not set.",
+    ),
+    ConfigField(
+        "site.protocols.<name>",
+        "address_file",
+        "path",
+        False,
+        "",
+        "Daemon-written public address file consumed by addresses capture.",
+    ),
     ConfigField(
         "site.protocols.<name>",
         "max_asset_bytes",