first commit

sql/001_auth.sql

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+CREATE TABLE IF NOT EXISTS admin_users (
+    id BIGSERIAL PRIMARY KEY,
+    username VARCHAR(100) NOT NULL UNIQUE,
+    password_hash TEXT NOT NULL,
+    is_active BOOLEAN NOT NULL DEFAULT TRUE,
+    created_at TIMESTAMP NOT NULL DEFAULT NOW()
+);
+
+CREATE TABLE IF NOT EXISTS auth_sessions (
+    id BIGSERIAL PRIMARY KEY,
+    user_id BIGINT NOT NULL REFERENCES admin_users(id) ON DELETE CASCADE,
+    session_token TEXT NOT NULL UNIQUE,
+    created_at TIMESTAMP NOT NULL DEFAULT NOW(),
+    last_activity_at TIMESTAMP NOT NULL DEFAULT NOW(),
+    expires_at TIMESTAMP NOT NULL,
+    revoked_at TIMESTAMP NULL,
+    ip_address VARCHAR(100),
+    user_agent TEXT
+);
+
+CREATE INDEX IF NOT EXISTS idx_auth_sessions_token ON auth_sessions(session_token);
+CREATE INDEX IF NOT EXISTS idx_auth_sessions_user_id ON auth_sessions(user_id);
+CREATE INDEX IF NOT EXISTS idx_auth_sessions_last_activity ON auth_sessions(last_activity_at);