Merge #196: close the subtitle gap in the reconcile loop

Closes #196

.sqlx/query-35ace0417f613340f82522549d70d0dffeb680afb57511cb17fa15b3a571b974.json

@@ -0,0 +1,12 @@
+{
+  "db_name": "SQLite",
+  "query": "INSERT INTO subtitle_attempts (media_file_id, language)\n         SELECT id, ? FROM media_files WHERE probed IS NOT NULL\n         ON CONFLICT (media_file_id, language) DO NOTHING",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Right": 1
+    },
+    "nullable": []
+  },
+  "hash": "35ace0417f613340f82522549d70d0dffeb680afb57511cb17fa15b3a571b974"
+}

.sqlx/query-af10ccd655f39235f525a531e38850b2e60ff713a038ee1e7c04c616b4613b52.json

@@ -0,0 +1,26 @@
+{
+  "db_name": "SQLite",
+  "query": "SELECT probed FROM media_files WHERE id = ?",
+  "describe": {
+    "columns": [
+      {
+        "name": "probed",
+        "ordinal": 0,
+        "type_info": "Text",
+        "origin": {
+          "Table": {
+            "table": "media_files",
+            "name": "probed"
+          }
+        }
+      }
+    ],
+    "parameters": {
+      "Right": 1
+    },
+    "nullable": [
+      true
+    ]
+  },
+  "hash": "af10ccd655f39235f525a531e38850b2e60ff713a038ee1e7c04c616b4613b52"
+}

.sqlx/query-caa03a8daf9064de5c4724fcfecf70cc13f9a188468395bf5558aa3068c8a4e4.json

@@ -0,0 +1,50 @@
+{
+  "db_name": "SQLite",
+  "query": "SELECT wanted_languages   AS \"wanted_languages!: String\",\n                  providers_enabled  AS \"providers_enabled!: String\",\n                  translation_engine AS \"translation_engine: String\"\n           FROM subtitle_settings WHERE id = 1",
+  "describe": {
+    "columns": [
+      {
+        "name": "wanted_languages!: String",
+        "ordinal": 0,
+        "type_info": "Text",
+        "origin": {
+          "Table": {
+            "table": "subtitle_settings",
+            "name": "wanted_languages"
+          }
+        }
+      },
+      {
+        "name": "providers_enabled!: String",
+        "ordinal": 1,
+        "type_info": "Text",
+        "origin": {
+          "Table": {
+            "table": "subtitle_settings",
+            "name": "providers_enabled"
+          }
+        }
+      },
+      {
+        "name": "translation_engine: String",
+        "ordinal": 2,
+        "type_info": "Text",
+        "origin": {
+          "Table": {
+            "table": "subtitle_settings",
+            "name": "translation_engine"
+          }
+        }
+      }
+    ],
+    "parameters": {
+      "Right": 0
+    },
+    "nullable": [
+      false,
+      false,
+      true
+    ]
+  },
+  "hash": "caa03a8daf9064de5c4724fcfecf70cc13f9a188468395bf5558aa3068c8a4e4"
+}

crates/arr-daemon/src/main.rs

@@ -13,6 +13,7 @@ mod reaper;
 pub mod reconcile;
 mod rss;
 mod series_refresh;
+mod subtitles;
 mod tv_grab;
 mod web;
 
@@ -33,6 +34,7 @@ use reaper::ReaperAction;
 use reconcile::{ReconcileLoop, Tick};
 use rss::RssAction;
 use series_refresh::SeriesRefreshAction;
+use subtitles::SubtitleAction;
 use tower_http::trace::TraceLayer;
 use tv_grab::TvGrabAction;
 
@@ -331,6 +333,9 @@ fn reconcile_loop(
         ),
     );
 
+    // §15: subtitle gaps are reconciled from the same rows the API writes.
+    reconcile = reconcile.register(Tick::Reconcile, subtitle_action(config, notifier)?);
+
     // §9.5 *needs a decision* and *broken* both go to the operator alone;
     // without a topic configured there is nowhere to send them.
     if let Some(operator_topic) = &config.ntfy_operator_topic {
@@ -474,6 +479,30 @@ fn jellyfin_client(config: &Config) -> Result<arr_api::jellyfin::JellyfinClient,
     )?)
 }
 
+/// The §15 reconcile lane: closes subtitle gaps from the attempt rows.
+///
+/// Translation backends are passed empty: none is constructed at startup yet
+/// — the compiled-in backends (#191–#193) still need their bootstrap wiring
+/// (model names, base URLs) — so the translate step records "not compiled"
+/// and backs off rather than failing obscurely.
+fn subtitle_action(config: &Config, notifier: &Notifier) -> Result<SubtitleAction, Error> {
+    let action = SubtitleAction::new(
+        subtitle_providers(
+            config.opensubtitles_api_key.clone(),
+            config.opensubtitles_username.clone(),
+            config.opensubtitles_password.clone(),
+        ),
+        Vec::new(),
+        arr_subs::Syncer::new().with_binary(config.alass_path.clone()),
+        arr_probe::Extractor::new().with_binary(config.ffmpeg_path.clone()),
+        jellyfin_client(config)?,
+    );
+    Ok(match &config.ntfy_operator_topic {
+        Some(topic) => action.with_notifier(notifier.clone(), topic.clone()),
+        None => action,
+    })
+}
+
 /// The subtitle providers this deployment can reach (DESIGN.md §15).
 ///
 /// Credentials are bootstrap config and never reach the database (§10), so