diff --git a/apps/web/src/actions/reminders.ts b/apps/web/src/actions/reminders.ts
index c8d1264..3517183 100644
--- a/apps/web/src/actions/reminders.ts
+++ b/apps/web/src/actions/reminders.ts
@@ -271,7 +271,7 @@ const createReminderSchema = z
       path: ["messages"],
     },
   )
-  .refine((d) => (d.deliveryWindowStartHour ?? 6) < (d.deliveryWindowEndHour ?? 18), {
+  .refine((d) => (d.deliveryWindowStartHour ?? 6) < (d.deliveryWindowEndHour ?? 24), {
     message: "Delivery window start must be earlier than end",
     path: ["deliveryWindowStartHour"],
   });
@@ -328,7 +328,11 @@ export async function createReminderAction(
     timezone,
   } = parsed.data;
   const deliveryWindowStartHour = parsed.data.deliveryWindowStartHour ?? 6;
-  const deliveryWindowEndHour = parsed.data.deliveryWindowEndHour ?? 18;
+  // 24 = "no deadline" (off). The wizard sends 24 explicitly when the
+  // operator hasn't ticked the optional "Pause sending by" checkbox;
+  // fall back to 24 here so legacy payloads / direct API calls don't
+  // accidentally enable the deadline at 6pm.
+  const deliveryWindowEndHour = parsed.data.deliveryWindowEndHour ?? 24;
   const parts = resolveMessageParts(parsed.data);
 
   const op = await getSeededOperator();
@@ -442,7 +446,11 @@ export async function updateReminderAction(
     timezone,
   } = parsed.data;
   const deliveryWindowStartHour = parsed.data.deliveryWindowStartHour ?? 6;
-  const deliveryWindowEndHour = parsed.data.deliveryWindowEndHour ?? 18;
+  // 24 = "no deadline" (off). The wizard sends 24 explicitly when the
+  // operator hasn't ticked the optional "Pause sending by" checkbox;
+  // fall back to 24 here so legacy payloads / direct API calls don't
+  // accidentally enable the deadline at 6pm.
+  const deliveryWindowEndHour = parsed.data.deliveryWindowEndHour ?? 24;
   const parts = resolveMessageParts(parsed.data);
 
   const op = await getSeededOperator();
diff --git a/packages/db/migrations/0012_lucky_masked_marvel.sql b/packages/db/migrations/0012_lucky_masked_marvel.sql
new file mode 100644
index 0000000..84c6e07
--- /dev/null
+++ b/packages/db/migrations/0012_lucky_masked_marvel.sql
@@ -0,0 +1,10 @@
+-- Switch the default to 24 ("no deadline" sentinel) so newly-created
+-- reminders are off-by-default for the optional "Pause sending by"
+-- toggle, matching the wizard's UX contract.
+ALTER TABLE "reminders" ALTER COLUMN "delivery_window_end_hour" SET DEFAULT 24;
+-- Existing rows still hold the old default (18). Treat those as
+-- "schema-default, never opted in by the operator" and clear them to
+-- 24 so editing an old reminder doesn't auto-check the deadline box.
+-- Operators who actually wanted a 6pm deadline can re-enable it from
+-- the edit form.
+UPDATE "reminders" SET "delivery_window_end_hour" = 24 WHERE "delivery_window_end_hour" = 18;
\ No newline at end of file
diff --git a/packages/db/migrations/meta/0012_snapshot.json b/packages/db/migrations/meta/0012_snapshot.json
new file mode 100644
index 0000000..efe6960
--- /dev/null
+++ b/packages/db/migrations/meta/0012_snapshot.json
@@ -0,0 +1,1050 @@
+{
+  "id": "115d68a6-9670-4367-af4b-ae84b6aa6df4",
+  "prevId": "2dccadc1-c143-47b9-9a51-fc27fe922fec",
+  "version": "7",
+  "dialect": "postgresql",
+  "tables": {
+    "public.audit_log": {
+      "name": "audit_log",
+      "schema": "",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "uuid",
+          "primaryKey": true,
+          "notNull": true,
+          "default": "gen_random_uuid()"
+        },
+        "operator_id": {
+          "name": "operator_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "source": {
+          "name": "source",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "action": {
+          "name": "action",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "target_type": {
+          "name": "target_type",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "target_id": {
+          "name": "target_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "payload": {
+          "name": "payload",
+          "type": "jsonb",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "'{}'::jsonb"
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "now()"
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "audit_log_operator_id_operators_id_fk": {
+          "name": "audit_log_operator_id_operators_id_fk",
+          "tableFrom": "audit_log",
+          "tableTo": "operators",
+          "columnsFrom": [
+            "operator_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "no action",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.auth_sessions": {
+      "name": "auth_sessions",
+      "schema": "",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "uuid",
+          "primaryKey": true,
+          "notNull": true,
+          "default": "gen_random_uuid()"
+        },
+        "operator_id": {
+          "name": "operator_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "token_hash": {
+          "name": "token_hash",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "now()"
+        },
+        "expires_at": {
+          "name": "expires_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "last_used_at": {
+          "name": "last_used_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "now()"
+        },
+        "ip_address": {
+          "name": "ip_address",
+          "type": "inet",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "user_agent": {
+          "name": "user_agent",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "auth_sessions_operator_id_operators_id_fk": {
+          "name": "auth_sessions_operator_id_operators_id_fk",
+          "tableFrom": "auth_sessions",
+          "tableTo": "operators",
+          "columnsFrom": [
+            "operator_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "no action",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {
+        "auth_sessions_token_hash_unique": {
+          "name": "auth_sessions_token_hash_unique",
+          "nullsNotDistinct": false,
+          "columns": [
+            "token_hash"
+          ]
+        }
+      },
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.cache_entries": {
+      "name": "cache_entries",
+      "schema": "",
+      "columns": {
+        "key": {
+          "name": "key",
+          "type": "text",
+          "primaryKey": true,
+          "notNull": true
+        },
+        "value": {
+          "name": "value",
+          "type": "jsonb",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "expires_at": {
+          "name": "expires_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.media_files": {
+      "name": "media_files",
+      "schema": "",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "uuid",
+          "primaryKey": true,
+          "notNull": true,
+          "default": "gen_random_uuid()"
+        },
+        "operator_id": {
+          "name": "operator_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "filename_original": {
+          "name": "filename_original",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "mime_type": {
+          "name": "mime_type",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "size_bytes": {
+          "name": "size_bytes",
+          "type": "bigint",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "sha256": {
+          "name": "sha256",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "storage_path": {
+          "name": "storage_path",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "now()"
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "media_files_operator_id_operators_id_fk": {
+          "name": "media_files_operator_id_operators_id_fk",
+          "tableFrom": "media_files",
+          "tableTo": "operators",
+          "columnsFrom": [
+            "operator_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "no action",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.operators": {
+      "name": "operators",
+      "schema": "",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "uuid",
+          "primaryKey": true,
+          "notNull": true,
+          "default": "gen_random_uuid()"
+        },
+        "username": {
+          "name": "username",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "password_hash": {
+          "name": "password_hash",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "display_name": {
+          "name": "display_name",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "role": {
+          "name": "role",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "'admin'"
+        },
+        "default_timezone": {
+          "name": "default_timezone",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "'Asia/Kuala_Lumpur'"
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "now()"
+        }
+      },
+      "indexes": {
+        "operators_username_uq": {
+          "name": "operators_username_uq",
+          "columns": [
+            {
+              "expression": "lower(\"username\")",
+              "asc": true,
+              "isExpression": true,
+              "nulls": "last"
+            }
+          ],
+          "isUnique": true,
+          "concurrently": false,
+          "method": "btree",
+          "with": {}
+        }
+      },
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.rate_limit_buckets": {
+      "name": "rate_limit_buckets",
+      "schema": "",
+      "columns": {
+        "key": {
+          "name": "key",
+          "type": "text",
+          "primaryKey": true,
+          "notNull": true
+        },
+        "window_start": {
+          "name": "window_start",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "count": {
+          "name": "count",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "expires_at": {
+          "name": "expires_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.reminder_messages": {
+      "name": "reminder_messages",
+      "schema": "",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "uuid",
+          "primaryKey": true,
+          "notNull": true,
+          "default": "gen_random_uuid()"
+        },
+        "reminder_id": {
+          "name": "reminder_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "position": {
+          "name": "position",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "kind": {
+          "name": "kind",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "text_content": {
+          "name": "text_content",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "media_id": {
+          "name": "media_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": false
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "reminder_messages_reminder_id_reminders_id_fk": {
+          "name": "reminder_messages_reminder_id_reminders_id_fk",
+          "tableFrom": "reminder_messages",
+          "tableTo": "reminders",
+          "columnsFrom": [
+            "reminder_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        },
+        "reminder_messages_media_id_media_files_id_fk": {
+          "name": "reminder_messages_media_id_media_files_id_fk",
+          "tableFrom": "reminder_messages",
+          "tableTo": "media_files",
+          "columnsFrom": [
+            "media_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "no action",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.reminder_run_targets": {
+      "name": "reminder_run_targets",
+      "schema": "",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "uuid",
+          "primaryKey": true,
+          "notNull": true,
+          "default": "gen_random_uuid()"
+        },
+        "run_id": {
+          "name": "run_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "group_id": {
+          "name": "group_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "group_label": {
+          "name": "group_label",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "status": {
+          "name": "status",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "wa_message_id": {
+          "name": "wa_message_id",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "error": {
+          "name": "error",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "latency_ms": {
+          "name": "latency_ms",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "reminder_run_targets_run_id_reminder_runs_id_fk": {
+          "name": "reminder_run_targets_run_id_reminder_runs_id_fk",
+          "tableFrom": "reminder_run_targets",
+          "tableTo": "reminder_runs",
+          "columnsFrom": [
+            "run_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        },
+        "reminder_run_targets_group_id_whatsapp_groups_id_fk": {
+          "name": "reminder_run_targets_group_id_whatsapp_groups_id_fk",
+          "tableFrom": "reminder_run_targets",
+          "tableTo": "whatsapp_groups",
+          "columnsFrom": [
+            "group_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "set null",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.reminder_runs": {
+      "name": "reminder_runs",
+      "schema": "",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "uuid",
+          "primaryKey": true,
+          "notNull": true,
+          "default": "gen_random_uuid()"
+        },
+        "reminder_id": {
+          "name": "reminder_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "reminder_name": {
+          "name": "reminder_name",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "fired_at": {
+          "name": "fired_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "now()"
+        },
+        "status": {
+          "name": "status",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "error_summary": {
+          "name": "error_summary",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "archived_at": {
+          "name": "archived_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": false
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "reminder_runs_reminder_id_reminders_id_fk": {
+          "name": "reminder_runs_reminder_id_reminders_id_fk",
+          "tableFrom": "reminder_runs",
+          "tableTo": "reminders",
+          "columnsFrom": [
+            "reminder_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "set null",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.reminder_targets": {
+      "name": "reminder_targets",
+      "schema": "",
+      "columns": {
+        "reminder_id": {
+          "name": "reminder_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "group_id": {
+          "name": "group_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "position": {
+          "name": "position",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "default": 0
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "reminder_targets_reminder_id_reminders_id_fk": {
+          "name": "reminder_targets_reminder_id_reminders_id_fk",
+          "tableFrom": "reminder_targets",
+          "tableTo": "reminders",
+          "columnsFrom": [
+            "reminder_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        },
+        "reminder_targets_group_id_whatsapp_groups_id_fk": {
+          "name": "reminder_targets_group_id_whatsapp_groups_id_fk",
+          "tableFrom": "reminder_targets",
+          "tableTo": "whatsapp_groups",
+          "columnsFrom": [
+            "group_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "no action",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {
+        "reminder_targets_reminder_id_group_id_pk": {
+          "name": "reminder_targets_reminder_id_group_id_pk",
+          "columns": [
+            "reminder_id",
+            "group_id"
+          ]
+        }
+      },
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.reminders": {
+      "name": "reminders",
+      "schema": "",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "uuid",
+          "primaryKey": true,
+          "notNull": true,
+          "default": "gen_random_uuid()"
+        },
+        "account_id": {
+          "name": "account_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "name": {
+          "name": "name",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "schedule_kind": {
+          "name": "schedule_kind",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "scheduled_at": {
+          "name": "scheduled_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "rrule": {
+          "name": "rrule",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "timezone": {
+          "name": "timezone",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "ends_at": {
+          "name": "ends_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "max_runs": {
+          "name": "max_runs",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "status": {
+          "name": "status",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "'active'"
+        },
+        "created_by": {
+          "name": "created_by",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "now()"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "now()"
+        },
+        "last_fired_at": {
+          "name": "last_fired_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "delivery_window_start_hour": {
+          "name": "delivery_window_start_hour",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "default": 6
+        },
+        "delivery_window_end_hour": {
+          "name": "delivery_window_end_hour",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "default": 24
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "reminders_account_id_whatsapp_accounts_id_fk": {
+          "name": "reminders_account_id_whatsapp_accounts_id_fk",
+          "tableFrom": "reminders",
+          "tableTo": "whatsapp_accounts",
+          "columnsFrom": [
+            "account_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        },
+        "reminders_created_by_operators_id_fk": {
+          "name": "reminders_created_by_operators_id_fk",
+          "tableFrom": "reminders",
+          "tableTo": "operators",
+          "columnsFrom": [
+            "created_by"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "no action",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.whatsapp_accounts": {
+      "name": "whatsapp_accounts",
+      "schema": "",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "uuid",
+          "primaryKey": true,
+          "notNull": true,
+          "default": "gen_random_uuid()"
+        },
+        "operator_id": {
+          "name": "operator_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "label": {
+          "name": "label",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "phone_number": {
+          "name": "phone_number",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "status": {
+          "name": "status",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "'pending'"
+        },
+        "last_connected_at": {
+          "name": "last_connected_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "last_qr_at": {
+          "name": "last_qr_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "last_qr_png": {
+          "name": "last_qr_png",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "now()"
+        }
+      },
+      "indexes": {
+        "whatsapp_accounts_operator_label_uq": {
+          "name": "whatsapp_accounts_operator_label_uq",
+          "columns": [
+            {
+              "expression": "operator_id",
+              "isExpression": false,
+              "asc": true,
+              "nulls": "last"
+            },
+            {
+              "expression": "label",
+              "isExpression": false,
+              "asc": true,
+              "nulls": "last"
+            }
+          ],
+          "isUnique": true,
+          "concurrently": false,
+          "method": "btree",
+          "with": {}
+        }
+      },
+      "foreignKeys": {
+        "whatsapp_accounts_operator_id_operators_id_fk": {
+          "name": "whatsapp_accounts_operator_id_operators_id_fk",
+          "tableFrom": "whatsapp_accounts",
+          "tableTo": "operators",
+          "columnsFrom": [
+            "operator_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "no action",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    },
+    "public.whatsapp_groups": {
+      "name": "whatsapp_groups",
+      "schema": "",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "uuid",
+          "primaryKey": true,
+          "notNull": true,
+          "default": "gen_random_uuid()"
+        },
+        "account_id": {
+          "name": "account_id",
+          "type": "uuid",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "wa_group_jid": {
+          "name": "wa_group_jid",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "name": {
+          "name": "name",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "participant_count": {
+          "name": "participant_count",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "default": 0
+        },
+        "is_archived": {
+          "name": "is_archived",
+          "type": "boolean",
+          "primaryKey": false,
+          "notNull": true,
+          "default": false
+        },
+        "last_synced_at": {
+          "name": "last_synced_at",
+          "type": "timestamp with time zone",
+          "primaryKey": false,
+          "notNull": true,
+          "default": "now()"
+        }
+      },
+      "indexes": {
+        "whatsapp_groups_account_jid_uq": {
+          "name": "whatsapp_groups_account_jid_uq",
+          "columns": [
+            {
+              "expression": "account_id",
+              "isExpression": false,
+              "asc": true,
+              "nulls": "last"
+            },
+            {
+              "expression": "wa_group_jid",
+              "isExpression": false,
+              "asc": true,
+              "nulls": "last"
+            }
+          ],
+          "isUnique": true,
+          "concurrently": false,
+          "method": "btree",
+          "with": {}
+        }
+      },
+      "foreignKeys": {
+        "whatsapp_groups_account_id_whatsapp_accounts_id_fk": {
+          "name": "whatsapp_groups_account_id_whatsapp_accounts_id_fk",
+          "tableFrom": "whatsapp_groups",
+          "tableTo": "whatsapp_accounts",
+          "columnsFrom": [
+            "account_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "policies": {},
+      "checkConstraints": {},
+      "isRLSEnabled": false
+    }
+  },
+  "enums": {},
+  "schemas": {},
+  "sequences": {},
+  "roles": {},
+  "policies": {},
+  "views": {},
+  "_meta": {
+    "columns": {},
+    "schemas": {},
+    "tables": {}
+  }
+}
\ No newline at end of file
diff --git a/packages/db/migrations/meta/_journal.json b/packages/db/migrations/meta/_journal.json
index 20ecbc7..41aac42 100644
--- a/packages/db/migrations/meta/_journal.json
+++ b/packages/db/migrations/meta/_journal.json
@@ -1,90 +1,97 @@
 {
-	"version": "7",
-	"dialect": "postgresql",
-	"entries": [
-		{
-			"idx": 0,
-			"version": "7",
-			"when": 1778311164225,
-			"tag": "0000_conscious_tarantula",
-			"breakpoints": true
-		},
-		{
-			"idx": 1,
-			"version": "7",
-			"when": 1778320434707,
-			"tag": "0001_smart_vertigo",
-			"breakpoints": true
-		},
-		{
-			"idx": 2,
-			"version": "7",
-			"when": 1778338808600,
-			"tag": "0002_left_jimmy_woo",
-			"breakpoints": true
-		},
-		{
-			"idx": 3,
-			"version": "7",
-			"when": 1778343712901,
-			"tag": "0003_messy_bruce_banner",
-			"breakpoints": true
-		},
-		{
-			"idx": 4,
-			"version": "7",
-			"when": 1778345543406,
-			"tag": "0004_next_prowler",
-			"breakpoints": true
-		},
-		{
-			"idx": 5,
-			"version": "7",
-			"when": 1778347437350,
-			"tag": "0005_flippant_joystick",
-			"breakpoints": true
-		},
-		{
-			"idx": 6,
-			"version": "7",
-			"when": 1778385559051,
-			"tag": "0006_adorable_nehzno",
-			"breakpoints": true
-		},
-		{
-			"idx": 7,
-			"version": "7",
-			"when": 1778386591494,
-			"tag": "0007_overconfident_menace",
-			"breakpoints": true
-		},
-		{
-			"idx": 8,
-			"version": "7",
-			"when": 1778395584234,
-			"tag": "0008_greedy_matthew_murdock",
-			"breakpoints": true
-		},
-		{
-			"idx": 9,
-			"version": "7",
-			"when": 1778464000000,
-			"tag": "0009_rename_ended_to_inactive",
-			"breakpoints": true
-		},
-		{
-			"idx": 10,
-			"version": "7",
-			"when": 1778464001000,
-			"tag": "0010_fancy_wolf_cub",
-			"breakpoints": true
-		},
-		{
-			"idx": 11,
-			"version": "7",
-			"when": 1778464002000,
-			"tag": "0011_premium_grandmaster",
-			"breakpoints": true
-		}
-	]
+  "version": "7",
+  "dialect": "postgresql",
+  "entries": [
+    {
+      "idx": 0,
+      "version": "7",
+      "when": 1778311164225,
+      "tag": "0000_conscious_tarantula",
+      "breakpoints": true
+    },
+    {
+      "idx": 1,
+      "version": "7",
+      "when": 1778320434707,
+      "tag": "0001_smart_vertigo",
+      "breakpoints": true
+    },
+    {
+      "idx": 2,
+      "version": "7",
+      "when": 1778338808600,
+      "tag": "0002_left_jimmy_woo",
+      "breakpoints": true
+    },
+    {
+      "idx": 3,
+      "version": "7",
+      "when": 1778343712901,
+      "tag": "0003_messy_bruce_banner",
+      "breakpoints": true
+    },
+    {
+      "idx": 4,
+      "version": "7",
+      "when": 1778345543406,
+      "tag": "0004_next_prowler",
+      "breakpoints": true
+    },
+    {
+      "idx": 5,
+      "version": "7",
+      "when": 1778347437350,
+      "tag": "0005_flippant_joystick",
+      "breakpoints": true
+    },
+    {
+      "idx": 6,
+      "version": "7",
+      "when": 1778385559051,
+      "tag": "0006_adorable_nehzno",
+      "breakpoints": true
+    },
+    {
+      "idx": 7,
+      "version": "7",
+      "when": 1778386591494,
+      "tag": "0007_overconfident_menace",
+      "breakpoints": true
+    },
+    {
+      "idx": 8,
+      "version": "7",
+      "when": 1778395584234,
+      "tag": "0008_greedy_matthew_murdock",
+      "breakpoints": true
+    },
+    {
+      "idx": 9,
+      "version": "7",
+      "when": 1778464000000,
+      "tag": "0009_rename_ended_to_inactive",
+      "breakpoints": true
+    },
+    {
+      "idx": 10,
+      "version": "7",
+      "when": 1778464001000,
+      "tag": "0010_fancy_wolf_cub",
+      "breakpoints": true
+    },
+    {
+      "idx": 11,
+      "version": "7",
+      "when": 1778464002000,
+      "tag": "0011_premium_grandmaster",
+      "breakpoints": true
+    },
+    {
+      "idx": 12,
+      "version": "7",
+      "when": 1778412502601,
+      "tag": "0012_lucky_masked_marvel",
+      "breakpoints": true
+    }
+  ]
 }
\ No newline at end of file
diff --git a/packages/db/src/schema.ts b/packages/db/src/schema.ts
index 7624569..ead8948 100644
--- a/packages/db/src/schema.ts
+++ b/packages/db/src/schema.ts
@@ -92,8 +92,11 @@ export const reminders = pgTable("reminders", {
   // Delivery window (operator timezone). End hour is enforced at runtime
   // by fire-reminder when window enforcement lands; start hour is documented
   // here but not gated in v1.
+  // 24 is the "no deadline" sentinel — it's the off-by-default state so a
+  // reminder created without the operator explicitly opting into "Pause
+  // sending by" stays unbounded.
   deliveryWindowStartHour: integer("delivery_window_start_hour").notNull().default(6),
-  deliveryWindowEndHour: integer("delivery_window_end_hour").notNull().default(18),
+  deliveryWindowEndHour: integer("delivery_window_end_hour").notNull().default(24),
 });
 
 export const reminderTargets = pgTable(