add sqlite support

migrations/sqlite/001_initial.sql

@@ -0,0 +1,24 @@
+CREATE TABLE courses (
+  id TEXT PRIMARY KEY,
+  external_id TEXT,
+  source_type TEXT NOT NULL,
+  source_name TEXT,
+  course_thematic TEXT NOT NULL,
+  learning_type TEXT NOT NULL,
+  organization_id TEXT NOT NULL,
+  origin_link TEXT NOT NULL,
+  image_link TEXT,
+  name TEXT NOT NULL,
+  description TEXT NOT NULL,
+  full_price REAL NOT NULL,
+  discount REAL NOT NULL,
+  duration INTEGER NOT NULL,
+  created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+  starts_at DATETIME,
+  updated_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+  deleted_at DATETIME
+);
+
+CREATE INDEX idx_course_thematic ON courses (course_thematic);
+CREATE INDEX idx_learning_type ON courses (learning_type);
+CREATE INDEX idx_organization_id ON courses (organization_id);