Update dependencies for sequelize v7

The dialects are now provided by separate packages. Add the new packages
to the CI and documentation.

Author: Hornwitser

dev/prepare-ci.sh

@@ -3,15 +3,15 @@
 yarn install --ignore-engines;
 
 if [ "$DIALECT" = "postgres" ]; then
-  yarn add pg@^8 pg-hstore@^2 pg-types@^2 --ignore-engines;
+  yarn add pg@^8 pg-hstore@^2 pg-types@^2 @sequelize/postgres --ignore-engines;
 elif [ "$DIALECT" = "postgres-native" ]; then
-  yarn add pg@^8 pg-hstore@^2 pg-types@^2 pg-native --ignore-engines;
+  yarn add pg@^8 pg-hstore@^2 pg-types@^2 pg-native @sequelize/postgres --ignore-engines;
 elif [ "$DIALECT" = "mysql" ]; then
-  yarn add mysql2@^2 --ignore-engines;
+  yarn add mysql2@^2 @sequelize/mysql --ignore-engines;
 elif [ "$DIALECT" = "mariadb" ]; then
-  yarn add mariadb@^2 --ignore-engines;
+  yarn add mariadb@^2 @sequelize/mariadb --ignore-engines;
 elif [ "$DIALECT" = "sqlite" ]; then
-  yarn add sqlite3@^5 --ignore-engines;
+  yarn add sqlite3@^5 @sequelize/sqlite3 --ignore-engines;
 elif [ "$DIALECT" = "mssql" ]; then
-  yarn add tedious@^8 --ignore-engines;
+  yarn add tedious@^8 @sequelize/mssql --ignore-engines;
 fi

package.json

@@ -13,7 +13,7 @@
     "cross-env": "^7",
     "fs-jetpack": "^4",
     "sequelize": "^6",
-    "@sequelize/core": "alpha",
+    "@sequelize/core": "latest",
     "sinon": "^13",
     "sinon-chai": "^3"
   },

readme.md

@@ -52,9 +52,9 @@ You'll need to install the `pg` package and have a postgres database running.
 
 ```shell
 # Do this only once.
-npm install pg
+npm install pg @sequelize/postgres
 # or
-npm install pg-native
+npm install pg-native @sequelize/postgres
 
 # if you need to use DataTypes.HSTORE, you also need this dependency
 npm install pg-hstore
@@ -76,7 +76,7 @@ npm run stop:postgres
 
 ```shell
 # Do this only once.
-npm install mariadb
+npm install mariadb @sequelize/mariadb
 
 # Start the mariadb database using docker.
 # Requires docker. You can also run your own database if you prefer.
@@ -93,7 +93,7 @@ npm run stop:mariadb
 
 ```shell
 # Do this only once.
-npm install mysql2
+npm install mysql2 @sequelize/mysql
 
 # Start the mysql database using docker.
 # Requires docker. You can also run your own database if you prefer.
@@ -110,7 +110,7 @@ npm run stop:mysql
 
 ```shell
 # Do this only once.
-npm install tedious
+npm install tedious @sequelize/mssql
 
 # Start the mssql database using docker.
 # Requires docker. You can also run your own database if you prefer.