diff --git a/backend/Makefile b/backend/Makefile
index 22cfc15..2581480 100644
--- a/backend/Makefile
+++ b/backend/Makefile
@@ -3,7 +3,10 @@
 default: ../brminv
 
 SCRP=$(shell chicken-install -repository)
+#SCRP=$(shell ../cross-chicken-arm/bin/arm-chicken-install -repository)
 CSC=CHICKEN_REPOSITORY_PATH=../eggs:$(SCRP) csc
+#CSC=CHICKEN_REPOSITORY_PATH=../eggs-arm:$(SCRP) ../cross-chicken-arm/bin/arm-csc
+#CSC=../cross-chicken-arm/bin/arm-csc
 
 BRMINV_SOURCES=brminv.scm frontend.import.scm command-line.import.scm	\
 	util-proc.import.scm duck.import.scm texts.import.scm
@@ -17,13 +20,13 @@ BRMINV_OBJS=brminv.o frontend.o command-line.o util-proc.o duck.o	\
 	$(CSC) -regenerate-import-libraries -P -J $<
 
 ../brminv: $(BRMINV_OBJS)
-	$(CSC) -L --no-lto -L -Wl,-static -L -Wl,-lssl -L -Wl,-lcrypto -L -Wl,-Bdynamic -strip -static -o $@ $(BRMINV_OBJS)
+	$(CSC) -L --no-lto -L -Wl,-lssl -L -Wl,-lcrypto -L -Wl,-lpq -strip -static -o $@ $(BRMINV_OBJS)
 
 frontend.o: frontend.import.scm
 frontend.import.scm: frontend.scm
 .PHONY: frontend.scm
 frontend.scm:
-	cd ../frontend && npm run build && cd ../backend && csi -b -q ../tools/schemify-tree.scm -- ../frontend/dist frontend frontend-lookup
+	cd ../frontend && (if [ -d src ] ; then npm run build ; fi ) && cd ../backend && csi -b -q ../tools/schemify-tree.scm -- ../frontend/dist frontend frontend-lookup
 
 brminv.o: $(BRMINV_SOURCES)
 
diff --git a/backend/brminv.scm b/backend/brminv.scm
index 2a3f191..32ae6fd 100644
--- a/backend/brminv.scm
+++ b/backend/brminv.scm
@@ -1,13 +1,48 @@
+;;
+;; brminv.scm
+;;
+;; Main program of Brm Inventory - the server.
+;;
+;; ISC License
+;;
+;; Copyright 2023-2025 Brmlab, z.s.
+;; Dominik Pantůček <dominik.pantucek@trustica.cz>
+;;
+;; Permission to use, copy, modify, and/or distribute this software
+;; for any purpose with or without fee is hereby granted, provided
+;; that the above copyright notice and this permission notice appear
+;; in all copies.
+;; 
+;; THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+;; WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+;; WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+;; AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
+;; CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+;; OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+;; NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+;; CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+;;
+
 (import frontend
 	command-line
 	texts
 	spiffy
 	openssl
-	(chicken tcp))
+	(chicken tcp)
+	intarweb
+	uri-common
+	(chicken string)
+	postgresql)
 
 (define -port- (make-parameter #f))
 (define -certificate- (make-parameter #f))
 (define -key- (make-parameter #f))
+(define -user- (make-parameter #f))
+(define -group- (make-parameter #f))
+(define -db-host- (make-parameter #f))
+(define -db-user- (make-parameter #f))
+(define -db-name- (make-parameter #f))
+(define -db-pass- (make-parameter #f))
 
 (command-line
  print-help
@@ -31,6 +66,18 @@
      (-certificate- cert))
  (-k (key) "Private key"
      (-key- key))
+ (-u (user) "User to run as (if started as root)"
+     (-user- user))
+ (-g (group) "Group to run as (if started as root)"
+     (-group- group))
+ (-dh (hostname) "Database hostname"
+      (-db-host- hostname))
+ (-dn (dbname) "Database name"
+      (-db-name- dbname))
+ (-du (dbuser) "Database username"
+      (-db-user- dbuser))
+ (-dp (dbpass) "Database password"
+      (-db-pass- dbpass))
  )
 
 (define ssl? (and (-certificate-) (-key-) #t))
@@ -48,3 +95,56 @@
       (ssl-listen port)
       (tcp-listen port)))
 
+(when ssl?
+  (ssl-load-certificate-chain! listener (-certificate-))
+  (ssl-load-private-key! listener (-key-)))
+
+(when (and (-user-) (-group-))
+  (switch-user/group (-user-) (-group-)))
+
+(define dbconn
+  (connect
+   `((dbname . ,(-db-name-))
+     (host . ,(-db-host-))
+     (user . ,(-db-user-))
+     (password . ,(-db-pass-)))))
+(print dbconn)
+
+(define (handle-request-by-path path)
+  (print (->string path-lst) (length path))
+  (define body
+    (cond ((equal? path-lst '(/ ""))
+	   (print "index")
+	   )
+	  (else
+	   "error"))))
+
+(define (handle-api-calls)
+  #f)
+
+(handle-not-found
+ (lambda (path)
+   (define upath (string-intersperse (map ->string (cdr (uri-path (request-uri (current-request))))) "/"))
+   (print 'log: upath)
+   (cond ((equal? upath "")
+	  (send-response #:body (frontend-lookup "index.html")))
+	 (else
+	  (let ((maybe-asset (frontend-lookup upath #f)))
+	    (cond (maybe-asset
+		   (send-response
+		    #:headers (let ((ext (car (reverse (string-split upath ".")))))
+				(cond ((equal? ext "css")
+				       '((content-type #("text/css" ()))))
+				      ((equal? ext "js")
+				       '((content-type #("text/javascript" ()))))
+				      (else
+				       '())))
+		    #:body maybe-asset))
+		  (else
+		   (when (not (handle-api-calls))
+		     (send-response #:body (frontend-lookup "index.html"))))))))))
+
+(accept-loop listener
+	     (if ssl?
+		 ssl-accept
+		 tcp-accept))
diff --git a/frontend/vite.config.js b/frontend/vite.config.js
index af9cc28..e878765 100644
--- a/frontend/vite.config.js
+++ b/frontend/vite.config.js
@@ -4,5 +4,4 @@ import react from '@vitejs/plugin-react'
 // https://vite.dev/config/
 export default defineConfig({
     plugins: [react()],
-    base: '/brm/inv/dist',
 })
diff --git a/install-eggs-arm.sh b/install-eggs-arm.sh
new file mode 100644
index 0000000..fbd5da6
--- /dev/null
+++ b/install-eggs-arm.sh
@@ -0,0 +1,64 @@
+#!/bin/sh
+#
+# install-eggs.sh
+#
+# Local installer of CHICKEN eggs required for building.
+#
+# ISC License
+#
+# Copyright 2023 Brmlab, z.s.
+# Dominik Pantůček <dominik.pantucek@trustica.cz>
+#
+# Permission to use, copy, modify, and/or distribute this software
+# for any purpose with or without fee is hereby granted, provided
+# that the above copyright notice and this permission notice appear
+# in all copies.
+# 
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+# WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+# AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
+# CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+# OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+# NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+
+# Source root directory
+owd=$(pwd)
+cd $(dirname "$0")
+SRCDIR=$(pwd)
+cd "$owd"
+
+# Make temporary prefix directory (eggs shared throwaway files)
+TMPDIR=$(mktemp -d)
+
+# Installs given egg locally
+chicken_install() {
+    echo "Installing $1 ..."
+    # CHICKEN_INSTALL_PREFIX="$TMPDIR" \
+    # 			  CHICKEN_REPOSITORY_PATH="$SRCDIR/eggs-arm":`./cross-chicken-arm/bin/arm-chicken-install -repository` \
+    # 			  CHICKEN_INSTALL_REPOSITORY="$SRCDIR/eggs-arm" \
+    # 			  ./cross-chicken-arm/bin/arm-chicken-install "$1" 2>&1 | \
+    # 	sed -u 's/^/  /'
+#    CHICKEN_INSTALL_PREFIX="$TMPDIR" \
+			  ./cross-chicken-arm/bin/arm-chicken-install "$1" 2>&1 | \
+	sed -u 's/^/  /'
+}
+
+# Removes throwaway files
+chicken_cleanup() {
+    echo "Cleaning up ..."
+    rm -fr ${TMPDIR}
+}
+
+# Always cleanup
+trap chicken_cleanup INT QUIT
+
+# Install required eggs
+chicken_install spiffy
+chicken_install openssl
+chicken_install postgresql
+
+# Normal termination cleanup
+chicken_cleanup
diff --git a/install-eggs.sh b/install-eggs.sh
index 1f39a84..c17213d 100644
--- a/install-eggs.sh
+++ b/install-eggs.sh
@@ -55,6 +55,7 @@ trap chicken_cleanup INT QUIT
 # Install required eggs
 chicken_install spiffy
 chicken_install openssl
+chicken_install postgresql
 
 # Normal termination cleanup
 chicken_cleanup
diff --git a/tools/schemify-tree.scm b/tools/schemify-tree.scm
index ee4e886..404fe25 100644
--- a/tools/schemify-tree.scm
+++ b/tools/schemify-tree.scm
@@ -23,10 +23,10 @@
 ;; CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 ;;
 (import (chicken process-context)
-	srfi-4
 	(chicken file)
 	(chicken pathname)
-	(chicken format))
+	(chicken format)
+	(chicken io))
 
 (define (get-argv)
   (let* ((args (argv))
@@ -78,8 +78,11 @@
       (if (null? tree)
 	  alst
 	  (let* ((fpath (car tree))
-		 (key (substring fpath dir-len))
-		 (value (with-input-from-file fpath read-u8vector)))
+		 (key0 (substring fpath dir-len))
+		 (key (if (eq? (string-ref key0 0) #\/)
+			  (substring key0 1)
+			  key0))
+		 (value (with-input-from-file fpath read-string)))
 	    (loop (cdr tree)
 		  (cons (cons key value)
 			alst)))))))