chore(rewrite-v2): update dependencies and add PostgreSQL schema

- Changed psycopg dependency to include binary support.
- Updated README with instructions for creating the PostgreSQL schema.
- Added schema.sql file for PostgreSQL database structure.

Author: MattiaFailla

README.md

@@ -32,7 +32,12 @@ Official Telegram bot for the main Italian Python group and local sub-groups in
    # Edit .env and set TELEGRAM_BOT_TOKEN
    ```
 
-4. Run the bot:
+4. If using PostgreSQL (`DATABASE_URL` set), create the schema:
+   ```bash
+   psql "$DATABASE_URL" -f schema.sql
+   ```
+
+5. Run the bot:
    ```bash
    uv run python-italy-bot
    # or: uv run python -m python_italy_bot.main

pyproject.toml

@@ -8,7 +8,7 @@ license = { text = "MIT" }
 dependencies = [
     "python-telegram-bot>=22.0",
     "python-dotenv>=1.0",
-    "psycopg[pool]>=3.2",
+    "psycopg[binary,pool]>=3.2",
 ]
 
 [project.optional-dependencies]

schema.sql

@@ -0,0 +1,43 @@
+-- PostgreSQL schema for Python Italy Telegram Bot
+-- Run against your DATABASE_URL before using PostgresRepository
+
+CREATE TABLE IF NOT EXISTS pending_verifications (
+    user_id BIGINT NOT NULL,
+    chat_id BIGINT NOT NULL,
+    PRIMARY KEY (user_id, chat_id)
+);
+
+CREATE TABLE IF NOT EXISTS verified_users (
+    user_id BIGINT NOT NULL,
+    chat_id BIGINT NOT NULL,
+    PRIMARY KEY (user_id, chat_id)
+);
+
+CREATE TABLE IF NOT EXISTS bans (
+    user_id BIGINT NOT NULL,
+    chat_id BIGINT NOT NULL,
+    admin_id BIGINT NOT NULL,
+    reason TEXT,
+    created_at TIMESTAMPTZ DEFAULT NOW(),
+    PRIMARY KEY (user_id, chat_id)
+);
+
+CREATE TABLE IF NOT EXISTS mutes (
+    user_id BIGINT NOT NULL,
+    chat_id BIGINT NOT NULL,
+    admin_id BIGINT NOT NULL,
+    reason TEXT,
+    until_ts TIMESTAMPTZ,
+    created_at TIMESTAMPTZ DEFAULT NOW(),
+    PRIMARY KEY (user_id, chat_id)
+);
+
+CREATE TABLE IF NOT EXISTS reports (
+    id SERIAL PRIMARY KEY,
+    reporter_id BIGINT NOT NULL,
+    reported_user_id BIGINT NOT NULL,
+    chat_id BIGINT NOT NULL,
+    message_id BIGINT,
+    reason TEXT,
+    created_at TIMESTAMPTZ DEFAULT NOW()
+);