feat: add the calendar feed model and migration

updates/20261002153237_create_jz_bm_calendar_feeds.go

@@ -0,0 +1,32 @@
+// Code generated by summer make. DO NOT EDIT.
+
+package updates
+
+import (
+	"github.com/go-gormigrate/gormigrate/v2"
+	"gorm.io/gorm"
+)
+
+// CreateCalendarFeeds returns the 20261002153237_create_jz_bm_calendar_feeds gormigrate entry:
+// one subscribable ICS feed per golem15.user user, addressed by a secret token.
+func CreateCalendarFeeds() *gormigrate.Migration {
+	return &gormigrate.Migration{
+		ID: "20261002153237_create_jz_bm_calendar_feeds",
+		Migrate: func(tx *gorm.DB) error {
+			return execAll(tx, `CREATE TABLE jz_bm_calendar_feeds (
+    id BIGSERIAL PRIMARY KEY,
+    user_id INTEGER NOT NULL UNIQUE REFERENCES users (id) ON DELETE CASCADE,
+    token VARCHAR(64) NOT NULL UNIQUE,
+    excluded_course_ids JSONB NOT NULL DEFAULT '[]'::jsonb CHECK (jsonb_typeof(excluded_course_ids) = 'array'),
+    include_meetings BOOLEAN NOT NULL DEFAULT TRUE,
+    include_deadlines BOOLEAN NOT NULL DEFAULT TRUE,
+    last_fetched_at TIMESTAMPTZ NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+)`)
+		},
+		Rollback: func(tx *gorm.DB) error {
+			return tx.Exec("DROP TABLE IF EXISTS jz_bm_calendar_feeds").Error
+		},
+	}
+}