diff --git a/src/app.module.ts b/src/app.module.ts
index 37d8aff..2d388e4 100644
--- a/src/app.module.ts
+++ b/src/app.module.ts
@@ -1,12 +1,22 @@
 import { EventEmitterModule } from '@app/event-emitter';
 import { MainController } from '@app/event-emitter/main/main.controller';
+import { RedmineIssuesCacheWriterModule } from '@app/redmine-issues-cache-writer';
 import { Module } from '@nestjs/common';
+import { ConfigModule } from '@nestjs/config';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
+import { Issues } from './datasources/issues';
+import configuration from './configs/app';
 
 @Module({
-  imports: [EventEmitterModule],
+  imports: [
+    EventEmitterModule,
+    RedmineIssuesCacheWriterModule.register({
+      issueDocumentScopeProvider: Issues.getDatasource,
+    }),
+    ConfigModule.forRoot({ load: [configuration] }),
+  ],
   controllers: [AppController, MainController],
-  providers: [AppService],
+  providers: [AppService, Issues],
 })
 export class AppModule {}
diff --git a/src/configs/app.ts b/src/configs/app.ts
new file mode 100644
index 0000000..bc09d0d
--- /dev/null
+++ b/src/configs/app.ts
@@ -0,0 +1,14 @@
+const appConfig = {
+  couchDbUrl:
+    process.env['ELTEX_REDMINE_HELPER_COUCHDB_URL'] || 'http://localhost:5984',
+
+  dbs: {
+    issues:
+      process.env['ELTEX_REDMINE_HELPER_COUCHDB_ISSUES_DB_NAME'] ||
+      'redmine_issues',
+  },
+};
+
+export default () => {
+  return appConfig;
+};
diff --git a/src/datasources/issues.ts b/src/datasources/issues.ts
new file mode 100644
index 0000000..cb9f001
--- /dev/null
+++ b/src/datasources/issues.ts
@@ -0,0 +1,20 @@
+import { RedmineTypes } from '@app/redmine-types/index';
+import { Injectable } from '@nestjs/common';
+import nano from 'nano';
+import configuration from '../configs/app';
+
+const config = configuration();
+
+@Injectable()
+export class Issues {
+  static async getDatasource(): Promise<
+    nano.DocumentScope<RedmineTypes.Issue>
+  > {
+    const n = nano(config.couchDbUrl);
+    const dbs = await n.db.list();
+    if (!dbs.includes(config.dbs.issues)) {
+      await n.db.create(config.dbs.issues);
+    }
+    return await n.db.use(config.dbs.issues);
+  }
+}