feat: initial commit and first database layout draft

src/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}

src/sql/migrations/2024092501_init.sql

@@ -0,0 +1,41 @@
+CREATE TABLE IF NOT EXISTS triebzug (
+    id	        INT     PRIMARY KEY,
+    tz_id       INT     UNIQUE,
+    name        VARCHAR NULL
+);
+
+CREATE TABLE IF NOT EXISTS bingo_card (
+    id	        INT     PRIMARY KEY,
+    x_pos       INT     NOT NULL,
+    y_pos       INT     NOT NULL,
+    tz_id       INT     NOT NULL REFERENCES triebzug(tz_id)
+);
+
+CREATE TABLE IF NOT EXISTS bingo_cards (
+    id          INT     PRIMARY KEY,
+    card_id     INT     NOT NULL REFERENCES bingo_card(id),
+    start_time  INT     NOT NULL,
+    end_time    INT     NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS user (
+    id          INT             PRIMARY KEY,
+    name        VARCHAR         NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS webhook (
+    id          INT             PRIMARY KEY,
+    user        INT             NOT NULL REFERENCES user(id),
+    secret      VARCHAR         NOT NULL,
+    hook        VARCHAR         NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS checkins (
+    id          INT             PRIMARY KEY,
+    user        INT             NOT NULL REFERENCES user(id),
+    start_time  TIMESTAMP       NOT NULL,
+    end_time    TIMESTAMP       NULL
+);
+
+CREATE INDEX tz_id ON triebzug(tz_id);
+CREATE INDEX bingo_card_xy ON bingo_card(x_pos, y_pos);