Update release notes and deploy workspace

Backend/README.md

@@ -22,15 +22,8 @@ The API reads its connection string from:
 - environment variable `VTSA_POSTGRES`
 - environment variable `ConnectionStrings__Postgres`
 
-Presentation/demo data is controlled separately:
-
-```text
-VTSA_SEED_MODE=demo
-```
-
-- `demo`, `presentation` or `sample`: seed local presentation data.
-- `none`, `off`, `disabled` or an unset value in Production: do not seed presentation data.
-- `Backend/appsettings.Development.json` defaults to `demo`; `Backend/appsettings.json` defaults to `none`.
+Demo content is inserted through explicit demo-data migrations, not runtime startup seeding.
+Before production, create or activate a real season and delete any season marked as demo. The default app configuration migration contains only non-secret placeholders; restore private Twitch/demo/team credentials from environment variables or a local ignored backup.
 
 If Docker is available locally, start a dev database from the repository root with:
 
@@ -50,13 +43,13 @@ dotnet build
 Create a migration:
 
 ```bash
-dotnet ef migrations add InitialCreate
+dotnet ef migrations add <MigrationName>
 ```
 
-Generate a SQL migration script:
+Generate a SQL migration script when deployment needs a reviewed artifact:
 
 ```bash
-dotnet ef migrations script 0 20260617060000_InitialCreate --output Migrations/InitialCreate.sql
+dotnet ef migrations script --output Migrations/migration.sql
 ```
 
 Apply migrations once PostgreSQL is running:
@@ -65,12 +58,6 @@ Apply migrations once PostgreSQL is running:
 dotnet ef database update
 ```
 
-Fallback bootstrap if `dotnet ef` is not usable in the current environment:
-
-```bash
-psql "$VTSA_POSTGRES" -f Migrations/InitialCreate.manual.sql
-```
-
 Run the API:
 
 ```bash