Check if install has completed when webadmin daemon starts

src/freedombone-installer

@@ -543,20 +543,30 @@ if [ -f "$install_state_file" ]; then
     install_state=$(cat "$install_state_file")
     # shellcheck disable=SC2086
     if [ $install_state -ne $INSTALL_STATE_COMMAND_SUCCESS ]; then
-        chown www-data:www-data "$webadmin_install_dir/log.txt"
-        # remove the setup file containing login details
-        if [ -f "$setup_file" ]; then
-            rm "$setup_file"
-        fi
-        if [ -f /etc/nginx/.webadminpasswd ]; then
-            rm /etc/nginx/.webadminpasswd
+        if grep -q 'install_final' "$COMPLETION_FILE"; then
+            echo -n "$INSTALL_STATE_COMMAND_SUCCESS" > "$install_state_file"
+            install_state=$INSTALL_STATE_COMMAND_SUCCESS
+        else
+            chown www-data:www-data "$webadmin_install_dir/log.txt"
+            # remove the setup file containing login details
+            if [ -f "$setup_file" ]; then
+                rm "$setup_file"
+            fi
+            if [ -f /etc/nginx/.webadminpasswd ]; then
+                rm /etc/nginx/.webadminpasswd
+            fi
+            echo -n "$INSTALL_STATE_FIRST_BOOT" > "$install_state_file"
+            install_state=$INSTALL_STATE_FIRST_BOOT
         fi
+    fi
+else
+    if grep -q 'install_final' "$COMPLETION_FILE"; then
+        echo -n "$INSTALL_STATE_COMMAND_SUCCESS" > "$install_state_file"
+        install_state=$INSTALL_STATE_COMMAND_SUCCESS
+    else
         echo -n "$INSTALL_STATE_FIRST_BOOT" > "$install_state_file"
         install_state=$INSTALL_STATE_FIRST_BOOT
     fi
-else
-    echo -n "$INSTALL_STATE_FIRST_BOOT" > "$install_state_file"
-    install_state=$INSTALL_STATE_FIRST_BOOT
 fi
 
 while true