Fix a few bugs

mcp/service/pointsd/run

@@ -2,7 +2,8 @@
 
 exec 2>&1
 
-install -o root -m 0644 /dev/null /var/lib/ctf/points.log
 install -o ctf -m 0755 -d /var/lib/ctf/points.new
 install -o ctf -m 0755 -d /var/lib/ctf/points.tmp
+touch /var/lib/ctf/points.log
+
 exec ./pointsd

mcp/service/puzzled/run

@@ -2,10 +2,13 @@
 
 exec 2>&1
 
-install -o ctf -m 0644 /dev/null /var/lib/ctf/puzzles.db
-install -d /var/www
+DB=/var/lib/ctf/puzzles.db
+
+mkdir -p /var/www
+touch $DB
+chown ctf $DB
 
 # Make an initial listing
 ./puzzled
 
-exec inotifyd ./puzzled /var/lib/ctf/puzzles.db:w
+exec inotifyd ./puzzled ${DB}:w

mcp/service/tokend/run

@@ -1,6 +1,10 @@
 #! /bin/sh
 
 exec 2>&1
-install -o ctf -m 0644 /dev/null /var/lib/ctf/tokens.db
-install -o ctf -m 0644 /dev/null /var/lib/ctf/claim.db
+
+for fn in /var/lib/ctf/tokens.db /var/lib/ctf/claim.db; do
+    touch $fn
+    chown ctf $fn
+done
+
 exec tcpsvd -u ctf 0 1 /opt/mcp/bin/in.tokend