diff --git a/.idea/dataSources/data_sources_history.xml b/.idea/dataSources/data_sources_history.xml
new file mode 100644
index 0000000..3f0c640
--- /dev/null
+++ b/.idea/dataSources/data_sources_history.xml
@@ -0,0 +1,42 @@
+<DataSourcesHistory>
+  <DataSourceFromHistory isRemovedFromProject="true">
+    <data-source source="LOCAL" name="articles" uuid="a0abcd0a-1d6f-40e4-88be-f442bcb431ba">
+      <database-info product="SQLite" version="3.51.1" jdbc-version="4.2" driver-name="SQLite JDBC" driver-version="3.51.1.0" dbms="SQLITE" exact-version="3.51.1" exact-driver-version="3.51">
+        <identifier-quote-string>&quot;</identifier-quote-string>
+      </database-info>
+      <case-sensitivity plain-identifiers="mixed" quoted-identifiers="mixed" />
+      <driver-ref>sqlite.xerial</driver-ref>
+      <synchronize>true</synchronize>
+      <jdbc-driver>org.sqlite.JDBC</jdbc-driver>
+      <jdbc-url>jdbc:sqlite:$PROJECT_DIR$/db/articles</jdbc-url>
+      <secret-storage>master_key</secret-storage>
+      <auth-provider>no-auth</auth-provider>
+      <schema-mapping>
+        <introspection-scope>
+          <node kind="schema" qname="@" />
+        </introspection-scope>
+      </schema-mapping>
+      <working-dir>$ProjectFileDir$</working-dir>
+    </data-source>
+  </DataSourceFromHistory>
+  <DataSourceFromHistory isRemovedFromProject="false">
+    <data-source source="LOCAL" name="articles" uuid="315cb5c9-2b0f-435b-b602-59823b160908">
+      <database-info product="SQLite" version="3.51.1" jdbc-version="4.2" driver-name="SQLite JDBC" driver-version="3.51.1.0" dbms="SQLITE" exact-version="3.51.1" exact-driver-version="3.51">
+        <identifier-quote-string>&quot;</identifier-quote-string>
+      </database-info>
+      <case-sensitivity plain-identifiers="mixed" quoted-identifiers="mixed" />
+      <driver-ref>sqlite.xerial</driver-ref>
+      <synchronize>true</synchronize>
+      <jdbc-driver>org.sqlite.JDBC</jdbc-driver>
+      <jdbc-url>jdbc:sqlite:$PROJECT_DIR$/db/articles</jdbc-url>
+      <secret-storage>master_key</secret-storage>
+      <auth-provider>no-auth</auth-provider>
+      <schema-mapping>
+        <introspection-scope>
+          <node kind="schema" qname="@" />
+        </introspection-scope>
+      </schema-mapping>
+      <working-dir>$ProjectFileDir$</working-dir>
+    </data-source>
+  </DataSourceFromHistory>
+</DataSourcesHistory>
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