fix(repmgr): create missing dir and provide lib dir (#35639)

* Provide the missing `/opt/bitnami/postgresql/lib` dir
* Symlink every binary under `/usr/libexec/postgresql`
* Add `pgaudit` runtime dep

Signed-off-by: Dentrax <[email protected]>

repmgr.yaml

@@ -1,7 +1,7 @@
 package:
   name: repmgr
   version: 5.5.0
-  epoch: 2
+  epoch: 3
   description: "A lightweight replication manager for PostgreSQL"
   copyright:
     - license: GPL-3.0-only
@@ -36,6 +36,9 @@ vars:
   # https://github.com/bitnami/containers/tree/main/bitnami/postgresql-repmgr
   # When newer versions are supported, this should be updated to the latest version
   # along with the postgresql-dev and libpq dependencies above.
+  # NOTE: Even though upstream has the 17 version as of now, it still doesn't run properly,
+  # their Helm Chart throws the following error: (Let's wait a fix from upstream)
+  # "The data directory was initialized by PostgreSQL version 16, which is not compatible with this version 17.2."
   PG_VERSION: 16
 
 pipeline:
@@ -121,6 +124,7 @@ subpackages:
         - gmp
         - postgresql-16
         - postgresql-16-client
+        - pgaudit-16
     pipeline:
       - uses: bitnami/compat
         with:
@@ -142,8 +146,8 @@ subpackages:
           # conflicts with the bitnami dirs that owned by this package.
           mkdir -p ${{targets.contextdir}}/bitnami/postgresql
           mkdir -p ${{targets.contextdir}}/opt/bitnami/postgresql/conf
+          mkdir -p ${{targets.contextdir}}/opt/bitnami/postgresql/conf/conf.d
           mkdir -p ${{targets.contextdir}}/opt/bitnami/postgresql/conf.default
-          mkdir -p ${{targets.contextdir}}/opt/bitnami/postgresql/bin
           mkdir -p ${{targets.contextdir}}/opt/bitnami/postgresql/share
           mkdir -p ${{targets.contextdir}}/opt/bitnami/postgresql/tmp
           mkdir -p ${{targets.contextdir}}/opt/bitnami/postgresql/logs
@@ -162,10 +166,8 @@ subpackages:
           find ${{targets.contextdir}}/opt/bitnami -type f -exec sed 's#${{targets.contextdir}}##g' -i {} \;
 
           # Link binaries used by Bitnami config
-          ln -sf /usr/libexec/postgresql${{vars.PG_VERSION}}/initdb ${{targets.contextdir}}/opt/bitnami/postgresql/bin/initdb
-          ln -sf /usr/libexec/postgresql${{vars.PG_VERSION}}/pg_ctl ${{targets.contextdir}}/opt/bitnami/postgresql/bin/pg_ctl
-          ln -sf /usr/libexec/postgresql${{vars.PG_VERSION}}/pg_rewind ${{targets.contextdir}}/opt/bitnami/postgresql/bin/pg_rewind
-          ln -sf /usr/libexec/postgresql${{vars.PG_VERSION}}/pg_isready /${{targets.contextdir}}/opt/bitnami/postgresql/bin/pg_isready
+          ln -sf /usr/libexec/postgresql${{vars.PG_VERSION}} ${{targets.contextdir}}/opt/bitnami/postgresql/bin
+          ln -sf /usr/lib/postgresql${{vars.PG_VERSION}} ${{targets.contextdir}}/opt/bitnami/postgresql/lib
     test:
       environment:
         environment: