[#24] Added first ivago migration

Makefile

@@ -50,6 +50,10 @@ sh:
 	@ docker exec -it fej sh
 .PHONY: sh
 
+# Starts a psql session in the database container
+dbsh:
+	@ docker exec -it fej_db psql -U fej -d fej
+
 # Builds the debug version, and runs the tests (but doesn't detach).
 test:
 	@ ./build -m dev -a run -l -- test --no-fail-fast

migrations/2021-04-15-155511_ivago_search/down.sql

@@ -0,0 +1,2 @@
+-- This file should undo anything in `up.sql`
+DROP SCHEMA ivago CASCADE;

migrations/2021-04-15-155511_ivago_search/up.sql

@@ -0,0 +1,9 @@
+-- Your SQL goes here
+CREATE SCHEMA ivago;
+
+CREATE TABLE ivago.streets (
+    name TEXT NOT NULL,
+    city TEXT NOT NULL,
+
+    PRIMARY KEY (name, city)
+);