Initial commit: DeepRes Go backend — bot + worker + embed service

migrations/001_init.sql

@@ -0,0 +1,39 @@
+-- DeepRes initial schema
+CREATE EXTENSION IF NOT EXISTS pgcrypto;
+
+CREATE TABLE IF NOT EXISTS users (
+    tg_id       BIGINT PRIMARY KEY,
+    username    TEXT DEFAULT '',
+    name        TEXT DEFAULT '',
+    stars_balance INT DEFAULT 0,
+    created_at  TIMESTAMPTZ DEFAULT now()
+);
+
+CREATE TABLE IF NOT EXISTS researches (
+    id          UUID DEFAULT gen_random_uuid() PRIMARY KEY,
+    tg_id       BIGINT REFERENCES users(tg_id) ON DELETE CASCADE,
+    query       TEXT NOT NULL,
+    mode        TEXT NOT NULL CHECK (mode IN ('fast', 'deep')),
+    status      TEXT DEFAULT 'pending' CHECK (status IN ('pending', 'processing', 'done', 'failed')),
+    stars_cost  INT DEFAULT 0,
+    summary     TEXT,
+    report_path TEXT,
+    sources     JSONB,
+    error_message TEXT,
+    created_at  TIMESTAMPTZ DEFAULT now(),
+    completed_at TIMESTAMPTZ
+);
+
+CREATE TABLE IF NOT EXISTS transactions (
+    id          UUID DEFAULT gen_random_uuid() PRIMARY KEY,
+    tg_id       BIGINT REFERENCES users(tg_id) ON DELETE CASCADE,
+    amount      INT NOT NULL,
+    type        TEXT NOT NULL CHECK (type IN ('purchase', 'research', 'bonus', 'refund')),
+    description TEXT DEFAULT '',
+    telegram_charge_id TEXT,
+    created_at  TIMESTAMPTZ DEFAULT now()
+);
+
+CREATE INDEX IF NOT EXISTS idx_researches_tg_id ON researches(tg_id);
+CREATE INDEX IF NOT EXISTS idx_researches_created_at ON researches(created_at);
+CREATE INDEX IF NOT EXISTS idx_transactions_tg_id ON transactions(tg_id);