Add configuration structure

config.ini

@@ -0,0 +1,5 @@
+[database]
+host = localhost
+database = abstimmidd
+user = abstimmidd
+password = changeme

create-table.sql

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+CREATE TABLE IF NOT EXISTS events (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  token VARCHAR(32) NOT NULL
+) ENGINE=INNODB;
+
+CREATE TABLE IF NOT EXISTS hashes (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  event INT NOT NULL,
+  FOREIGN KEY(event) REFERENCES events(id)
+    ON DELETE CASCADE,
+  vote_round INT NOT NULL,
+  name VARCHAR(128) NOT NULL,
+);