refactor: complete v0.8 core architecture

src/db/schema_v08.rs

@@ -0,0 +1,90 @@
+//! Independently versioned v0.8 schemas.
+//!
+//! Phase 1 creates the frozen slug databases. Live slug allocate/lookup still
+//! uses `system.db.global_slugs` until Phase 4 moves ownership.
+
+use super::migrations::Migration;
+
+/// `slugs/global_urls.db` — globally unique URL slugs.
+///
+/// `owner_user_id` remains INTEGER to match v0.7 `users.id`. Phase 3 will
+/// migrate it to the 12-hex user id.
+pub const GLOBAL_URLS_MIGRATIONS: &[Migration] = &[
+    Migration {
+        version: 1,
+        name: "initial_schema",
+        sql: r#"
+    CREATE TABLE IF NOT EXISTS global_urls (
+        slug TEXT PRIMARY KEY,
+        owner_tenant_id TEXT NOT NULL,
+        target_id TEXT NOT NULL,
+        created_at TEXT NOT NULL,
+        updated_at TEXT NOT NULL,
+        status TEXT NOT NULL,
+        retired_at TEXT
+    );
+
+    CREATE INDEX IF NOT EXISTS idx_global_urls_tenant ON global_urls(owner_tenant_id);
+    CREATE INDEX IF NOT EXISTS idx_global_urls_status ON global_urls(status);
+    "#,
+    },
+    Migration {
+        version: 2,
+        name: "tenant_id_column",
+        sql: r#"
+    ALTER TABLE global_urls ADD COLUMN owner_tenant_id TEXT;
+    CREATE INDEX IF NOT EXISTS idx_global_urls_tenant ON global_urls(owner_tenant_id);
+    "#,
+    },
+];
+
+/// `slugs/global_landing_pages.db` — globally unique landing-page slugs.
+pub const GLOBAL_LANDING_PAGES_MIGRATIONS: &[Migration] = &[
+    Migration {
+        version: 1,
+        name: "initial_schema",
+        sql: r#"
+    CREATE TABLE IF NOT EXISTS global_landing_pages (
+        slug TEXT PRIMARY KEY,
+        owner_tenant_id TEXT NOT NULL,
+        target_id TEXT NOT NULL,
+        created_at TEXT NOT NULL,
+        updated_at TEXT NOT NULL,
+        status TEXT NOT NULL,
+        retired_at TEXT
+    );
+
+    CREATE INDEX IF NOT EXISTS idx_global_landing_pages_tenant ON global_landing_pages(owner_tenant_id);
+    CREATE INDEX IF NOT EXISTS idx_global_landing_pages_status ON global_landing_pages(status);
+    "#,
+    },
+    Migration {
+        version: 2,
+        name: "tenant_id_column",
+        sql: r#"
+    ALTER TABLE global_landing_pages ADD COLUMN owner_tenant_id TEXT;
+    CREATE INDEX IF NOT EXISTS idx_global_landing_pages_tenant ON global_landing_pages(owner_tenant_id);
+    "#,
+    },
+];
+
+/// `slugs/reserved.db` — system route / reserved names that must never allocate.
+pub const RESERVED_SLUGS_MIGRATIONS: &[Migration] = &[Migration {
+    version: 1,
+    name: "initial_schema",
+    sql: r#"
+    CREATE TABLE IF NOT EXISTS reserved_slugs (
+        slug TEXT PRIMARY KEY,
+        reason TEXT
+    );
+    "#,
+}];
+
+/// Allowed statuses for the v0.8 slug databases.
+///
+/// `reserving` is an allocation lock, not a published state.
+/// Frozen published states: `active`, `disabled`, `retired`.
+pub const SLUG_STATUS_RESERVING: &str = "reserving";
+pub const SLUG_STATUS_ACTIVE: &str = "active";
+pub const SLUG_STATUS_DISABLED: &str = "disabled";
+pub const SLUG_STATUS_RETIRED: &str = "retired";