diff --git a/.gitignore b/.gitignore
index 4a4e4a0..5f2bc5b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,9 +1,6 @@
 node_modules/
-public/assets/*.png
-public/assets/*.json
 public/css/*.css
 public/js/*.js
-public/favicon.ico
 build/*.png
 db.sqlite
 
diff --git a/Makefile b/Makefile
index 36f767c..61a127d 100644
--- a/Makefile
+++ b/Makefile
@@ -82,7 +82,7 @@ public/assets/portal-d-anim.png: public/assets/portal-a-anim.png
 	convert $^ -modulate 100,100,50 $@
 
 public/assets/%.json: assets/%.json
-	cp $^ $@
+	ln -s ../../$^ $@
 
 public/css/snek.css: src/less/snek.less $(wildcard src/less/*.less)
 	node_modules/.bin/lessc $< $@
diff --git a/install.js b/install.js
index 1b8c370..b615f3f 100644
--- a/install.js
+++ b/install.js
@@ -1,5 +1,19 @@
 const DB=require('better-sqlite3');
 const fs=require('fs');
+const child_process=require('child_process');
 
+// prepare database
+console.log('Preparing database');
+fs.unlinkSync('db.sqlite');
 const db=new DB('db.sqlite');
 db.exec(fs.readFileSync('init.sql', 'utf8'));
+
+// compile less
+console.log('Compiling less');
+child_process.execFileSync('node_modules/.bin/lessc', ['src/less/snek.less', 'public/css/snek.css']);
+
+// merge js
+console.log('Merging js');
+const jsFiles=fs.readdirSync('src/js').map(f => 'src/js/'+f);
+const merged=child_process.execFileSync('node', ['mergejs.js', ...jsFiles]);
+fs.writeFileSync('public/js/snek.js', merged);
diff --git a/package.json b/package.json
index 6127cb3..4f33ad3 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "main": "index.js",
   "scripts": {
     "start": "node index.js",
-    "prepare": "rm -f db.sqlite && make clean all && node install.js"
+    "prepare": "node install.js"
   },
   "repository": {
     "type": "git",
diff --git a/public/assets/apple32.png b/public/assets/apple32.png
new file mode 100644
index 0000000..8800630
Binary files /dev/null and b/public/assets/apple32.png differ
diff --git a/public/assets/config.json b/public/assets/config.json
new file mode 120000
index 0000000..6a04fc8
--- /dev/null
+++ b/public/assets/config.json
@@ -0,0 +1 @@
+../../assets/config.json
\ No newline at end of file
diff --git a/public/assets/door32.png b/public/assets/door32.png
new file mode 100644
index 0000000..2e893d9
Binary files /dev/null and b/public/assets/door32.png differ
diff --git a/public/assets/fire-anim.png b/public/assets/fire-anim.png
new file mode 100644
index 0000000..fd28b20
Binary files /dev/null and b/public/assets/fire-anim.png differ
diff --git a/public/assets/hole-ts.png b/public/assets/hole-ts.png
new file mode 100644
index 0000000..7485ab4
Binary files /dev/null and b/public/assets/hole-ts.png differ
diff --git a/public/assets/icon256.png b/public/assets/icon256.png
new file mode 100644
index 0000000..6e1eef0
Binary files /dev/null and b/public/assets/icon256.png differ
diff --git a/public/assets/icon32.png b/public/assets/icon32.png
new file mode 100644
index 0000000..0fc8052
Binary files /dev/null and b/public/assets/icon32.png differ
diff --git a/public/assets/key32.png b/public/assets/key32.png
new file mode 100644
index 0000000..6f31e9d
Binary files /dev/null and b/public/assets/key32.png differ
diff --git a/public/assets/levelList.json b/public/assets/levelList.json
new file mode 120000
index 0000000..158dc97
--- /dev/null
+++ b/public/assets/levelList.json
@@ -0,0 +1 @@
+../../assets/levelList.json
\ No newline at end of file
diff --git a/public/assets/metaConfig.json b/public/assets/metaConfig.json
new file mode 120000
index 0000000..bdf92b8
--- /dev/null
+++ b/public/assets/metaConfig.json
@@ -0,0 +1 @@
+../../assets/metaConfig.json
\ No newline at end of file
diff --git a/public/assets/oil32.png b/public/assets/oil32.png
new file mode 100644
index 0000000..07b94bf
Binary files /dev/null and b/public/assets/oil32.png differ
diff --git a/public/assets/peach-decay-anim.png b/public/assets/peach-decay-anim.png
new file mode 100644
index 0000000..3c5a034
Binary files /dev/null and b/public/assets/peach-decay-anim.png differ
diff --git a/public/assets/peach-rainbow-anim.png b/public/assets/peach-rainbow-anim.png
new file mode 100644
index 0000000..19b0e4f
Binary files /dev/null and b/public/assets/peach-rainbow-anim.png differ
diff --git a/public/assets/portal-a-anim.png b/public/assets/portal-a-anim.png
new file mode 100644
index 0000000..fca9642
Binary files /dev/null and b/public/assets/portal-a-anim.png differ
diff --git a/public/assets/portal-b-anim.png b/public/assets/portal-b-anim.png
new file mode 100644
index 0000000..9f5e6a5
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diff --git a/public/assets/portal-c-anim.png b/public/assets/portal-c-anim.png
new file mode 100644
index 0000000..f9fe1c9
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diff --git a/public/assets/portal-d-anim.png b/public/assets/portal-d-anim.png
new file mode 100644
index 0000000..081cee8
Binary files /dev/null and b/public/assets/portal-d-anim.png differ
diff --git a/public/assets/snake.json b/public/assets/snake.json
new file mode 120000
index 0000000..e5bb132
--- /dev/null
+++ b/public/assets/snake.json
@@ -0,0 +1 @@
+../../assets/snake.json
\ No newline at end of file
diff --git a/public/assets/spikes-ts.png b/public/assets/spikes-ts.png
new file mode 100644
index 0000000..f8ca63d
Binary files /dev/null and b/public/assets/spikes-ts.png differ
diff --git a/public/assets/switch-ts.png b/public/assets/switch-ts.png
new file mode 100644
index 0000000..7c48535
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diff --git a/public/assets/wall32.png b/public/assets/wall32.png
new file mode 100644
index 0000000..055dea6
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diff --git a/public/favicon.ico b/public/favicon.ico
new file mode 100644
index 0000000..f04b3c3
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