diff --git a/.sqlx/query-0aea0f15e8a03a37b5d9d32d3c7caffa70f9ec44f5a5da1dc0560f29f445ceab.json b/.sqlx/query-0aea0f15e8a03a37b5d9d32d3c7caffa70f9ec44f5a5da1dc0560f29f445ceab.json
new file mode 100644
index 0000000..0466a6f
--- /dev/null
+++ b/.sqlx/query-0aea0f15e8a03a37b5d9d32d3c7caffa70f9ec44f5a5da1dc0560f29f445ceab.json
@@ -0,0 +1,20 @@
+{
+  "db_name": "SQLite",
+  "query": "INSERT INTO seasons (series_id, number, tracked) VALUES (?, ?, ?) RETURNING id",
+  "describe": {
+    "columns": [
+      {
+        "name": "id",
+        "ordinal": 0,
+        "type_info": "Integer"
+      }
+    ],
+    "parameters": {
+      "Right": 3
+    },
+    "nullable": [
+      true
+    ]
+  },
+  "hash": "0aea0f15e8a03a37b5d9d32d3c7caffa70f9ec44f5a5da1dc0560f29f445ceab"
+}
diff --git a/.sqlx/query-9dbf884481041722d16521ef773d2c5cbb459b97e1a7a093d7c86617312cf289.json b/.sqlx/query-9dbf884481041722d16521ef773d2c5cbb459b97e1a7a093d7c86617312cf289.json
new file mode 100644
index 0000000..7e29637
--- /dev/null
+++ b/.sqlx/query-9dbf884481041722d16521ef773d2c5cbb459b97e1a7a093d7c86617312cf289.json
@@ -0,0 +1,32 @@
+{
+  "db_name": "SQLite",
+  "query": "SELECT id AS \"id!: i64\", number AS \"number!: i64\", tracked AS \"tracked!: bool\"\n               FROM seasons WHERE series_id = ?",
+  "describe": {
+    "columns": [
+      {
+        "name": "id!: i64",
+        "ordinal": 0,
+        "type_info": "Integer"
+      },
+      {
+        "name": "number!: i64",
+        "ordinal": 1,
+        "type_info": "Integer"
+      },
+      {
+        "name": "tracked!: bool",
+        "ordinal": 2,
+        "type_info": "Integer"
+      }
+    ],
+    "parameters": {
+      "Right": 1
+    },
+    "nullable": [
+      true,
+      false,
+      false
+    ]
+  },
+  "hash": "9dbf884481041722d16521ef773d2c5cbb459b97e1a7a093d7c86617312cf289"
+}
diff --git a/.sqlx/query-d5c1583352fed8dc5d5aacc480d2e7fe732995590348d9f064690839a52ad7ea.json b/.sqlx/query-d5c1583352fed8dc5d5aacc480d2e7fe732995590348d9f064690839a52ad7ea.json
new file mode 100644
index 0000000..5d3d3d4
--- /dev/null
+++ b/.sqlx/query-d5c1583352fed8dc5d5aacc480d2e7fe732995590348d9f064690839a52ad7ea.json
@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "UPDATE series SET tvdb_id = ?, updated_at = strftime('%Y-%m-%dT%H:%M:%fZ', 'now') WHERE id = ?",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 2
+    },
+    "nullable": []
+  },
+  "hash": "d5c1583352fed8dc5d5aacc480d2e7fe732995590348d9f064690839a52ad7ea"
+}
diff --git a/.sqlx/query-d80dc4f116b7f7f45f79d3c3d8650cdd675926151aafa5d7a2377db7e7f3350e.json b/.sqlx/query-d80dc4f116b7f7f45f79d3c3d8650cdd675926151aafa5d7a2377db7e7f3350e.json
new file mode 100644
index 0000000..afc49c5
--- /dev/null
+++ b/.sqlx/query-d80dc4f116b7f7f45f79d3c3d8650cdd675926151aafa5d7a2377db7e7f3350e.json
@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "UPDATE series SET metadata_refreshed_at = strftime('%Y-%m-%dT%H:%M:%fZ', 'now') WHERE id = ?",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 1
+    },
+    "nullable": []
+  },
+  "hash": "d80dc4f116b7f7f45f79d3c3d8650cdd675926151aafa5d7a2377db7e7f3350e"
+}
diff --git a/.sqlx/query-dde89ed2cd3d783c5946a593e4ef31e9aef2846b9061c8dccd6c6f6be8c04644.json b/.sqlx/query-dde89ed2cd3d783c5946a593e4ef31e9aef2846b9061c8dccd6c6f6be8c04644.json
new file mode 100644
index 0000000..7c81fe5
--- /dev/null
+++ b/.sqlx/query-dde89ed2cd3d783c5946a593e4ef31e9aef2846b9061c8dccd6c6f6be8c04644.json
@@ -0,0 +1,38 @@
+{
+  "db_name": "SQLite",
+  "query": "SELECT id AS \"id!: i64\", number AS \"number!: i64\",\n                      title AS \"title!: String\", air_date\n               FROM episodes WHERE season_id = ?",
+  "describe": {
+    "columns": [
+      {
+        "name": "id!: i64",
+        "ordinal": 0,
+        "type_info": "Integer"
+      },
+      {
+        "name": "number!: i64",
+        "ordinal": 1,
+        "type_info": "Integer"
+      },
+      {
+        "name": "title!: String",
+        "ordinal": 2,
+        "type_info": "Text"
+      },
+      {
+        "name": "air_date",
+        "ordinal": 3,
+        "type_info": "Text"
+      }
+    ],
+    "parameters": {
+      "Right": 1
+    },
+    "nullable": [
+      true,
+      false,
+      false,
+      true
+    ]
+  },
+  "hash": "dde89ed2cd3d783c5946a593e4ef31e9aef2846b9061c8dccd6c6f6be8c04644"
+}
diff --git a/.sqlx/query-e6aa8f0ac389fc8295ffd93c6f6ee020daf41a7d0315761e95221b3c49aee375.json b/.sqlx/query-e6aa8f0ac389fc8295ffd93c6f6ee020daf41a7d0315761e95221b3c49aee375.json
new file mode 100644
index 0000000..3f50229
--- /dev/null
+++ b/.sqlx/query-e6aa8f0ac389fc8295ffd93c6f6ee020daf41a7d0315761e95221b3c49aee375.json
@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "UPDATE episodes SET title = ?, air_date = ?, updated_at = strftime('%Y-%m-%dT%H:%M:%fZ', 'now') WHERE id = ? AND (title IS NOT ? OR air_date IS NOT ?)",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 5
+    },
+    "nullable": []
+  },
+  "hash": "e6aa8f0ac389fc8295ffd93c6f6ee020daf41a7d0315761e95221b3c49aee375"
+}
diff --git a/.sqlx/query-f75d62778d54b07b26804bb45f88a08ec4257eec9a56fd4181a34c85ccc5ad87.json b/.sqlx/query-f75d62778d54b07b26804bb45f88a08ec4257eec9a56fd4181a34c85ccc5ad87.json
new file mode 100644
index 0000000..4fc28c0
--- /dev/null
+++ b/.sqlx/query-f75d62778d54b07b26804bb45f88a08ec4257eec9a56fd4181a34c85ccc5ad87.json
@@ -0,0 +1,74 @@
+{
+  "db_name": "SQLite",
+  "query": "SELECT id AS \"id!: i64\", tmdb_id AS \"tmdb_id!: i64\", tvdb_id,\n                      title AS \"title!: String\", year, original_language,\n                      root_id AS \"root_id!: i64\", auto_track AS \"auto_track!: bool\",\n                      upstream_ended AS \"upstream_ended!: bool\", metadata_refreshed_at\n               FROM series\n               ORDER BY metadata_refreshed_at IS NOT NULL, metadata_refreshed_at, id",
+  "describe": {
+    "columns": [
+      {
+        "name": "id!: i64",
+        "ordinal": 0,
+        "type_info": "Integer"
+      },
+      {
+        "name": "tmdb_id!: i64",
+        "ordinal": 1,
+        "type_info": "Integer"
+      },
+      {
+        "name": "tvdb_id",
+        "ordinal": 2,
+        "type_info": "Integer"
+      },
+      {
+        "name": "title!: String",
+        "ordinal": 3,
+        "type_info": "Text"
+      },
+      {
+        "name": "year",
+        "ordinal": 4,
+        "type_info": "Integer"
+      },
+      {
+        "name": "original_language",
+        "ordinal": 5,
+        "type_info": "Text"
+      },
+      {
+        "name": "root_id!: i64",
+        "ordinal": 6,
+        "type_info": "Integer"
+      },
+      {
+        "name": "auto_track!: bool",
+        "ordinal": 7,
+        "type_info": "Integer"
+      },
+      {
+        "name": "upstream_ended!: bool",
+        "ordinal": 8,
+        "type_info": "Integer"
+      },
+      {
+        "name": "metadata_refreshed_at",
+        "ordinal": 9,
+        "type_info": "Text"
+      }
+    ],
+    "parameters": {
+      "Right": 0
+    },
+    "nullable": [
+      false,
+      false,
+      true,
+      false,
+      true,
+      true,
+      false,
+      false,
+      false,
+      true
+    ]
+  },
+  "hash": "f75d62778d54b07b26804bb45f88a08ec4257eec9a56fd4181a34c85ccc5ad87"
+}
diff --git a/.sqlx/query-ff5878dd2a037eeee877e749d0093554575d37ad27eb1946d1f93a46d6fafa85.json b/.sqlx/query-ff5878dd2a037eeee877e749d0093554575d37ad27eb1946d1f93a46d6fafa85.json
new file mode 100644
index 0000000..c0e33db
--- /dev/null
+++ b/.sqlx/query-ff5878dd2a037eeee877e749d0093554575d37ad27eb1946d1f93a46d6fafa85.json
@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "UPDATE series SET upstream_ended = ?, updated_at = strftime('%Y-%m-%dT%H:%M:%fZ', 'now') WHERE id = ?",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 2
+    },
+    "nullable": []
+  },
+  "hash": "ff5878dd2a037eeee877e749d0093554575d37ad27eb1946d1f93a46d6fafa85"
+}
diff --git a/crates/arr-db/migrations/0018_series_metadata_refresh.sql b/crates/arr-db/migrations/0018_series_metadata_refresh.sql
new file mode 100644
index 0000000..c74566f
--- /dev/null
+++ b/crates/arr-db/migrations/0018_series_metadata_refresh.sql
@@ -0,0 +1,4 @@
+-- §8: the daily series metadata refresh is gated on this stamp, exactly as
+-- the movie lane gates on `movies.metadata_refreshed_at` (0009). NULL means
+-- never refreshed, which makes a newly added series immediately due.
+ALTER TABLE series ADD COLUMN metadata_refreshed_at TEXT;