fix: frontend and backend integration

.env.example

@@ -1 +1 @@
-DATABASE_URL="postgresql://username:password@localhost:5432/database?schema=public"
+DATABASE_URL="postgresql://username:password@localhost:5432/database?schema=public"

flake.nix

@@ -3,52 +3,49 @@
     nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
   };
 
-  outputs =
-    { nixpkgs, ... }:
-    let
-      forAllSystems =
-        with nixpkgs.lib;
-        f: genAttrs systems.flakeExposed (system: f nixpkgs.legacyPackages.${system});
-    in
-    {
-      devShells = forAllSystems (pkgs: {
-        default =
-          with pkgs;
-          mkShell {
-            env = {
-              PRISMA_QUERY_ENGINE_LIBRARY = "${prisma-engines}/lib/libquery_engine.node";
-              PRISMA_QUERY_ENGINE_BINARY = "${prisma-engines}/bin/query-engine";
-              PRISMA_SCHEMA_ENGINE_BINARY = "${prisma-engines}/bin/schema-engine";
-            };
-            buildInputs = [
-              postgresql_17
-              bun
-              nodePackages_latest.prettier
-              openssl
-            ];
-            shellHook = ''
-              export PG=$PWD/.dev_postgres/
-              export PGDATA="$PG"data
-              export PGPORT=5432
-              export PGHOST=localhost
-              export PGUSER=$USER
-              export PGPASSWORD=postgres
-              export PGDATABASE=example
-              export DATABASE_URL=postgres://$PGUSER:$PGPASSWORD@$PGHOST:$PGPORT/$PGDATABASE
-
-              alias pg_start="pg_ctl -D $PGDATA -l $PG/postgres.log start"
-              alias pg_stop="pg_ctl -D $PGDATA stop"
-              pg_setup() {
-                pg_stop;
-                rm -rf $PG;
-                initdb -D $PGDATA &&
-                echo "unix_socket_directories = '$PGDATA'" >> $PGDATA/postgresql.conf &&
-                pg_ctl -D $PGDATA -l $PG/postgres.log start &&
-                createdb
-              }
-              alias exit="pg_ctl -D $PGDATA stop && exit"
-            '';
+  outputs = {nixpkgs, ...}: let
+    forAllSystems = with nixpkgs.lib;
+      f: genAttrs systems.flakeExposed (system: f nixpkgs.legacyPackages.${system});
+  in {
+    devShells = forAllSystems (pkgs: {
+      default = with pkgs;
+        mkShell {
+          env = {
+            PRISMA_QUERY_ENGINE_LIBRARY = "${prisma-engines}/lib/libquery_engine.node";
+            PRISMA_QUERY_ENGINE_BINARY = "${prisma-engines}/bin/query-engine";
+            PRISMA_SCHEMA_ENGINE_BINARY = "${prisma-engines}/bin/schema-engine";
           };
-      });
-    };
+          buildInputs = [
+            postgresql_17
+            bun
+            nodePackages_latest.prettier
+            openssl
+          ];
+          shellHook = ''
+            export PG=$PWD/.dev_postgres/
+            export PGDATA="$PG"data
+            export PGPORT=5432
+            export PGHOST=localhost
+            export PGUSER=$USER
+            export PGPASSWORD=postgres
+            export PGDATABASE=example
+            export DATABASE_URL=postgres://$PGUSER:$PGPASSWORD@$PGHOST:$PGPORT/$PGDATABASE
+
+            pg_setup() {
+              pg_stop;
+              rm -rf $PG;
+              initdb -D $PGDATA &&
+              echo "unix_socket_directories = '$PGDATA'" >> $PGDATA/postgresql.conf &&
+              pg_ctl -D $PGDATA -l $PG/postgres.log start &&
+              createdb
+            }
+
+            alias pg_start="pg_ctl -D $PGDATA -l $PG/postgres.log start"
+            alias pg_stop="pg_ctl -D $PGDATA stop"
+            alias pg_drop="psql -U $PGUSER -c 'DROP DATABASE $PGDATABASE'"
+            alias exit="pg_ctl -D $PGDATA stop && exit"
+          '';
+        };
+    });
+  };
 }