Update production log SQL queries to include completion count: Modified the QUERY_INSERT_UPDATE_PRODUCTION_LOG to add a new completion_count field, ensuring accurate tracking of completed productions. Updated related documentation to reflect changes in production counting logic and SQL migrations.

src/worker/sql.rs

@@ -2640,11 +2640,13 @@ pub const QUERY_INSERT_UPDATE_PRODUCTION_LOG: &str = r#"
         product_id,
         quantity,
         producer_id,
-        production_date
-    ) VALUES ($1, $2, $3, $4, CURRENT_DATE)
+        production_date,
+        completion_count
+    ) VALUES ($1, $2, $3, $4, CURRENT_DATE, 1)
     ON CONFLICT (producer_id, product_id, region_id, production_date)
     DO UPDATE
-    SET quantity = falukant_log.production.quantity + EXCLUDED.quantity;
+    SET quantity = falukant_log.production.quantity + EXCLUDED.quantity,
+        completion_count = falukant_log.production.completion_count + 1;
 "#;
 
 pub const QUERY_ADD_OVERPRODUCTION_NOTIFICATION: &str = r#"
@@ -3900,7 +3902,7 @@ pub const QUERY_HAS_MOTHER_BIRTH_TODAY: &str = r#"
 
 /// Ein Spielercharakter pro Falukant-User (bei mehreren lebenden: **höchste** `character.id`,
 /// typischerweise zuletzt aktiver Slot — konsistent mit UI, das oft den Hauptcharakter nutzt).
-/// `completed_production_count`: Produktionen seit `certificate_productions_count_since` (Migration `014`); **NULL** = alle Log-Zeilen (Bestand vor erstem Aufstieg nach Migration).
+/// `completed_production_count`: Summe `completion_count` in `falukant_log.production` seit `certificate_productions_count_since` (Migration `014`; Spalte `completion_count` Migration `015`); **NULL** = alle passenden Log-Zeilen (Bestand vor erstem Aufstieg nach Migration).
 pub const QUERY_GET_PRODUCTION_CERTIFICATE_INPUT_ROWS: &str = r#"
     SELECT DISTINCT ON (fu.id)
            fu.id AS falukant_user_id,
@@ -3916,7 +3918,7 @@ pub const QUERY_GET_PRODUCTION_CERTIFICATE_INPUT_ROWS: &str = r#"
                 WHERE k.character_id = c.id
            ), 0.0) AS avg_knowledge,
            COALESCE((
-               SELECT COUNT(*)::bigint
+               SELECT SUM(pl.completion_count)::bigint
                  FROM falukant_log.production pl
                 WHERE (pl.producer_id = fu.id OR pl.producer_id = c.id)
                   AND (