add lua ldap

Dockerfile

@@ -23,7 +23,22 @@ RUN mkdir /tmp/pigeonhole
 RUN wget -qO- https://pigeonhole.dovecot.org/releases/2.3/dovecot-2.3-pigeonhole-0.5.0.1.tar.gz | tar -xz -C /tmp/pigeonhole --strip 1
 
 RUN cd /tmp/dovecot && \
-    ./configure --prefix '' --with-lua --with-zlib --with-bzlib --with-pam --with-ssl=openssl --with-sodium --without-sql --with-ldap --with-lzma --with-lz4 --with-icu --without-shadow --with-ssldir=/etc/ssl/dovecot --with-rundir=/run/dovecot --without-shared-libs && \
+    ./configure --prefix '' \
+    --with-lua \
+    --with-zlib \
+    --with-bzlib \
+    --with-pam \
+    --with-ssl=openssl \
+    --with-sodium \
+    --without-sql \
+    --with-ldap \
+    --with-lzma \
+    --with-lz4 \
+    --with-icu \
+    --without-shadow \
+    --with-ssldir=/etc/ssl/dovecot \
+    --with-rundir=/run/dovecot \
+    --without-shared-libs && \
     make && \
     make install
 
@@ -48,7 +63,8 @@ RUN apk --no-cache add \
     libressl2.6-libcrypto \
     ssmtp \
     ca-certificates \
-    lua
+    lua \
+    lua-ldap
 
 RUN addgroup -g 2222 dovecot
 RUN adduser -u 2222 -h /home/dovecot -D -G dovecot dovecot