From fb4a104b71179018bb6857efb433d5ad710f4c67 Mon Sep 17 00:00:00 2001
From: Borislav Traykov <borislav.traikov@gmail.com>
Date: Thu, 19 Feb 2026 14:05:18 +0200
Subject: [PATCH 1/2] Configure HTTP compression and caching in web.config

Added HTTP compression settings and caching rules for static content.
---
 web.config | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)

diff --git a/web.config b/web.config
index b7617e5..8782e78 100644
--- a/web.config
+++ b/web.config
@@ -2,6 +2,24 @@
 <configuration>
 
 <system.webServer>
+    <httpCompression directory="%SystemDrive%\inetpub\temp\IIS Temporary Compressed Files">
+        <scheme name="gzip" dll="%Windir%\system32\inetsrv\gzip.dll" />
+        <dynamicTypes>
+            <add enabled="true" mimeType="text/*"/>
+            <add enabled="true" mimeType="message/*"/>
+            <add enabled="true" mimeType="application/javascript"/>
+            <add enabled="true" mimeType="application/json"/>
+            <add enabled="false" mimeType="*/*"/>
+        </dynamicTypes>
+        <staticTypes>
+            <add enabled="true" mimeType="text/*"/>
+            <add enabled="true" mimeType="message/*"/>
+            <add enabled="true" mimeType="application/javascript"/>
+            <add enabled="true" mimeType="application/json"/>
+            <add enabled="true" mimeType="image/svg+xml"/>
+            <add enabled="false" mimeType="*/*"/>
+        </staticTypes>
+    </httpCompression>
   <rewrite>
     <rules>
       <rule name="Angular Routes" stopProcessing="true">
@@ -13,7 +31,52 @@
         <action type="Rewrite" url="./index.html" />
       </rule>
     </rules>
+    <outboundRules>
+      <rule name="Cache immutable files" preCondition="IsImmutable">
+        <match serverVariable="RESPONSE_Cache-Control" pattern=".*" />
+        <action type="Rewrite" value="public, max-age=31536000, immutable" />
+      </rule>
+      <preConditions>
+        <preCondition name="IsImmutable" logicalGrouping="MatchAny">
+          <add input="{REQUEST_URI}" pattern="styles-.*\.css$" />
+          <add input="{REQUEST_URI}" pattern="chunk-.*\.js$" />
+          <add input="{REQUEST_URI}" pattern="main-.*\.js$" />
+          <add input="{REQUEST_URI}" pattern="polyfills-.*\.js$" />
+          <add input="{REQUEST_URI}" pattern="/media/.*" />
+        </preCondition>
+      </preConditions>
+    </outboundRules>
   </rewrite>
 </system.webServer>
+  <staticContent>
+    <!-- 1 hour public cache for regular static assets -->
+    <clientCache cacheControlMode="UseMaxAge" cacheControlMaxAge="0.01:00:00" cacheControlCustom="public" />
+
+    <remove fileExtension=".json" />
+    <remove fileExtension=".csv" />
+    <remove fileExtension=".shp" />
+    <remove fileExtension=".dbf" />
+    <remove fileExtension=".itf" />
+    <remove fileExtension=".svg" />
 
+    <mimeMap fileExtension=".json" mimeType="application/json;charset=UTF-8;" />
+    <mimeMap fileExtension=".csv"  mimeType="application/csv;charset=UTF-8;" />
+    <mimeMap fileExtension=".shp"  mimeType="application/octet-stream" />
+    <mimeMap fileExtension=".dbf"  mimeType="application/octet-stream" />
+    <mimeMap fileExtension=".itf"  mimeType="application/octet-stream" />
+    <mimeMap fileExtension=".svg"  mimeType="image/svg+xml" />
+  </staticContent>
+  <httpProtocol>
+      <customHeaders>
+          <add name="X-XSS-Protection" value="0" />
+      </customHeaders>
+  </httpProtocol>
+<location path="index.html">
+  <system.webServer>
+    <staticContent>
+      <!-- Short-lived cache for index.html -->
+      <clientCache cacheControlMode="UseMaxAge" cacheControlMaxAge="0.00:05:00" cacheControlCustom="public" />
+    </staticContent>
+  </system.webServer>
+</location>
 </configuration>

From 4a99c1ac3705b11a615d5af248a28c79128db0ba Mon Sep 17 00:00:00 2001
From: Borislav Traykov <borislav.traikov@gmail.com>
Date: Thu, 19 Feb 2026 14:27:46 +0200
Subject: [PATCH 2/2] Fix indentation and formatting for index.html location

---
 web.config | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/web.config b/web.config
index 8782e78..77ef871 100644
--- a/web.config
+++ b/web.config
@@ -47,7 +47,6 @@
       </preConditions>
     </outboundRules>
   </rewrite>
-</system.webServer>
   <staticContent>
     <!-- 1 hour public cache for regular static assets -->
     <clientCache cacheControlMode="UseMaxAge" cacheControlMaxAge="0.01:00:00" cacheControlCustom="public" />
@@ -71,12 +70,13 @@
           <add name="X-XSS-Protection" value="0" />
       </customHeaders>
   </httpProtocol>
-<location path="index.html">
-  <system.webServer>
-    <staticContent>
-      <!-- Short-lived cache for index.html -->
-      <clientCache cacheControlMode="UseMaxAge" cacheControlMaxAge="0.00:05:00" cacheControlCustom="public" />
-    </staticContent>
   </system.webServer>
-</location>
+	<location path="index.html">
+	  <system.webServer>
+	    <staticContent>
+	      <!-- Short-lived cache for index.html -->
+	      <clientCache cacheControlMode="UseMaxAge" cacheControlMaxAge="0.00:05:00" cacheControlCustom="public" />
+	    </staticContent>
+	  </system.webServer>
+	</location>
 </configuration>