chore: enable -O2 optimizations on postgres

Author: darora

ansible/tasks/setup-postgres.yml

@@ -70,7 +70,7 @@
 
 - name: Postgres - configure
   shell:
-    cmd: CFLAGS='{{ cflags }}' LLVM_CONFIG=/usr/bin/llvm-config-11 CLANG=/usr/bin/clang-11 ./configure --with-llvm --with-openssl --with-systemd --with-uuid=e2fs --with-libxml --with-icu --with-lz4 --exec-prefix=/usr/lib/postgresql --datarootdir=/var/lib/postgresql
+    cmd: CFLAGS='{{ cflags }}' LLVM_CONFIG=/usr/bin/llvm-config-11 CLANG=/usr/bin/clang-11 ./configure --with-llvm --with-openssl --with-systemd --with-uuid=e2fs --with-libxml --with-icu --with-lz4 --exec-prefix=/usr/lib/postgresql --datarootdir=/var/lib/postgresql -O2
     chdir: /tmp/postgresql-{{ postgresql_release }}
 
 - name: Postgres - build

common.vars.pkr.hcl

@@ -1 +1 @@
-postgres-version = "15.1.0.55"
+postgres-version = "15.1.0.56-rc1.cflags"