diff --git a/dachan.drawio b/dachan.drawio
index 0086395..cbf9e90 100644
--- a/dachan.drawio
+++ b/dachan.drawio
@@ -1,6 +1,6 @@
-<mxfile host="Electron" modified="2023-11-03T18:08:15.917Z" agent="Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) draw.io/22.0.2 Chrome/114.0.5735.289 Electron/25.8.4 Safari/537.36" etag="CDK1Nj4BgjkxmFgBeclm" version="22.0.2" type="device">
+<mxfile host="Electron" modified="2023-11-04T08:21:44.735Z" agent="Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) draw.io/22.0.2 Chrome/114.0.5735.289 Electron/25.8.4 Safari/537.36" etag="bmlch-2aJHIhqnmcGaNf" version="22.0.2" type="device">
   <diagram id="R2lEEEUBdFMjLlhIrx00" name="Page-1">
-    <mxGraphModel dx="1839" dy="578" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="850" pageHeight="1100" math="0" shadow="0" extFonts="Permanent Marker^https://fonts.googleapis.com/css?family=Permanent+Marker">
+    <mxGraphModel dx="1669" dy="479" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="850" pageHeight="1100" math="0" shadow="0" extFonts="Permanent Marker^https://fonts.googleapis.com/css?family=Permanent+Marker">
       <root>
         <mxCell id="0" />
         <mxCell id="1" parent="0" />
@@ -21,7 +21,7 @@
           </mxGeometry>
         </mxCell>
         <mxCell id="C-vyLk0tnHw3VtMMgP7b-23" value="boards" style="shape=table;startSize=30;container=1;collapsible=1;childLayout=tableLayout;fixedRows=1;rowLines=0;fontStyle=1;align=center;resizeLast=1;" parent="1" vertex="1">
-          <mxGeometry x="30" y="60" width="250" height="130" as="geometry" />
+          <mxGeometry x="30" y="60" width="250" height="160" as="geometry" />
         </mxCell>
         <mxCell id="C-vyLk0tnHw3VtMMgP7b-24" value="" style="shape=partialRectangle;collapsible=0;dropTarget=0;pointerEvents=0;fillColor=none;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;top=0;left=0;right=0;bottom=1;" parent="C-vyLk0tnHw3VtMMgP7b-23" vertex="1">
           <mxGeometry y="30" width="250" height="30" as="geometry" />
@@ -62,6 +62,19 @@
             <mxRectangle width="220" height="30" as="alternateBounds" />
           </mxGeometry>
         </mxCell>
+        <mxCell id="lzMxBIVNoJ9j-Thf5CWH-1" value="" style="shape=partialRectangle;collapsible=0;dropTarget=0;pointerEvents=0;fillColor=none;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;top=0;left=0;right=0;bottom=0;" vertex="1" parent="C-vyLk0tnHw3VtMMgP7b-23">
+          <mxGeometry y="120" width="250" height="30" as="geometry" />
+        </mxCell>
+        <mxCell id="lzMxBIVNoJ9j-Thf5CWH-2" value="" style="shape=partialRectangle;overflow=hidden;connectable=0;fillColor=none;top=0;left=0;bottom=0;right=0;" vertex="1" parent="lzMxBIVNoJ9j-Thf5CWH-1">
+          <mxGeometry width="30" height="30" as="geometry">
+            <mxRectangle width="30" height="30" as="alternateBounds" />
+          </mxGeometry>
+        </mxCell>
+        <mxCell id="lzMxBIVNoJ9j-Thf5CWH-3" value="settings JSON NOT NULL" style="shape=partialRectangle;overflow=hidden;connectable=0;fillColor=none;top=0;left=0;bottom=0;right=0;align=left;spacingLeft=6;" vertex="1" parent="lzMxBIVNoJ9j-Thf5CWH-1">
+          <mxGeometry x="30" width="220" height="30" as="geometry">
+            <mxRectangle width="220" height="30" as="alternateBounds" />
+          </mxGeometry>
+        </mxCell>
         <mxCell id="IqcACfFecUyFIL0cjSVW-16" value="post" style="shape=table;startSize=30;container=1;collapsible=1;childLayout=tableLayout;fixedRows=1;rowLines=0;fontStyle=1;align=center;resizeLast=1;" parent="1" vertex="1">
           <mxGeometry x="470" y="290" width="250" height="240" as="geometry" />
         </mxCell>
@@ -317,15 +330,15 @@
             <mxRectangle width="220" height="30" as="alternateBounds" />
           </mxGeometry>
         </mxCell>
-        <mxCell id="pYs8RI9N3Ibb1gkCTSyZ-1" value="" style="shape=partialRectangle;collapsible=0;dropTarget=0;pointerEvents=0;fillColor=none;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;top=0;left=0;right=0;bottom=0;" vertex="1" parent="C-vyLk0tnHw3VtMMgP7b-2">
+        <mxCell id="pYs8RI9N3Ibb1gkCTSyZ-1" value="" style="shape=partialRectangle;collapsible=0;dropTarget=0;pointerEvents=0;fillColor=none;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;top=0;left=0;right=0;bottom=0;" parent="C-vyLk0tnHw3VtMMgP7b-2" vertex="1">
           <mxGeometry y="180" width="250" height="30" as="geometry" />
         </mxCell>
-        <mxCell id="pYs8RI9N3Ibb1gkCTSyZ-2" value="" style="shape=partialRectangle;overflow=hidden;connectable=0;fillColor=none;top=0;left=0;bottom=0;right=0;" vertex="1" parent="pYs8RI9N3Ibb1gkCTSyZ-1">
+        <mxCell id="pYs8RI9N3Ibb1gkCTSyZ-2" value="" style="shape=partialRectangle;overflow=hidden;connectable=0;fillColor=none;top=0;left=0;bottom=0;right=0;" parent="pYs8RI9N3Ibb1gkCTSyZ-1" vertex="1">
           <mxGeometry width="30" height="30" as="geometry">
             <mxRectangle width="30" height="30" as="alternateBounds" />
           </mxGeometry>
         </mxCell>
-        <mxCell id="pYs8RI9N3Ibb1gkCTSyZ-3" value="options varchar(255)" style="shape=partialRectangle;overflow=hidden;connectable=0;fillColor=none;top=0;left=0;bottom=0;right=0;align=left;spacingLeft=6;" vertex="1" parent="pYs8RI9N3Ibb1gkCTSyZ-1">
+        <mxCell id="pYs8RI9N3Ibb1gkCTSyZ-3" value="options varchar(255)" style="shape=partialRectangle;overflow=hidden;connectable=0;fillColor=none;top=0;left=0;bottom=0;right=0;align=left;spacingLeft=6;" parent="pYs8RI9N3Ibb1gkCTSyZ-1" vertex="1">
           <mxGeometry x="30" width="220" height="30" as="geometry">
             <mxRectangle width="220" height="30" as="alternateBounds" />
           </mxGeometry>
diff --git a/database_schematic.pgsql b/database_schematic.pgsql
index 60f947f..e006dd6 100644
--- a/database_schematic.pgsql
+++ b/database_schematic.pgsql
@@ -1,7 +1,8 @@
 CREATE TABLE boards (
     board_id VARCHAR(5) PRIMARY KEY,
     board_name VARCHAR(32) NOT NULL,
-    threads_ids INT8[]
+    threads_ids INT8[],
+    options JSON
 );
 
 CREATE TABLE threads (
@@ -9,7 +10,7 @@ CREATE TABLE threads (
     thread_name VARCHAR(32),
     posts_ids INT[],
     is_locked boolean NOT NULL,
-    is_pinned boolean NOT NULL
+    is_pinned boolean NOT NULL,
     options VARCHAR(255)
 );