Added migrations

migrations/00001_init_tables.up.sql

@@ -0,0 +1,21 @@
+CREATE TABLE IF NOT EXISTS users (
+  id TEXT PRIMARY KEY,
+  username TEXT NOT NULL UNIQUE,
+  password TEXT NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS post (
+  id TEXT PRIMARY KEY,
+ userId TEXT NOT NULL,
+  title TEXT NOT NULL,
+  description TEXT NOT NULL,
+  content TEXT NOT NULL,
+  createdAt TIMESTAMP NOT NULL,
+  updatedAt TIMESTAMP NOT NULL,
+  FOREIGN KEY (userId) REFERENCES users(id)
+);
+
+CREATE TABLE IF NOT EXISTS images (
+  id TEXT PRIMARY KEY,
+  path TEXT NOT NULL
+);