Chore(deps): Use psycopg as recommended (#6811)

Dockerfile

@@ -83,7 +83,6 @@ ARG RUNTIME_PACKAGES="\
  icc-profiles-free \
  imagemagick \
  # PostgreSQL
- libpq5 \
  postgresql-client \
  # MySQL / MariaDB
  mariadb-client \
@@ -223,7 +222,13 @@ RUN --mount=type=cache,target=/root/.cache/pip/,id=pip-cache \
  && apt-get install --yes --quiet --no-install-recommends ${BUILD_PACKAGES} \
  && python3 -m pip install --no-cache-dir --upgrade wheel \
  && echo "Installing Python requirements" \
- && python3 -m pip install --default-timeout=1000 --requirement requirements.txt \
+ && curl --fail --silent --show-error --location \
+ --output psycopg_c-3.1.19-cp311-cp311-linux_x86_64.whl \
+ https://github.com/paperless-ngx/builder/releases/download/psycopg-3.1.19/psycopg_c-3.1.19-cp311-cp311-linux_x86_64.whl \
+ && curl --fail --silent --show-error --location \
+ --output psycopg_c-3.1.19-cp311-cp311-linux_aarch64.whl \
+ https://github.com/paperless-ngx/builder/releases/download/psycopg-3.1.19/psycopg_c-3.1.19-cp311-cp311-linux_aarch64.whl \
+ && python3 -m pip install --default-timeout=1000 --find-links . --requirement requirements.txt \
  && echo "Patching whitenoise for compression speedup" \
  && curl --fail --silent --show-error --location --output 484.patch https://github.com/evansd/whitenoise/pull/484.patch \
  && patch -d /usr/local/lib/python3.11/site-packages --verbose -p2 < 484.patch \
@@ -236,6 +241,7 @@ RUN --mount=type=cache,target=/root/.cache/pip/,id=pip-cache \
  && apt-get --yes purge ${BUILD_PACKAGES} \
  && apt-get --yes autoremove --purge \
  && apt-get clean --yes \
+ && rm --recursive --force --verbose *.whl \
  && rm --recursive --force --verbose /var/lib/apt/lists/* \
  && rm --recursive --force --verbose /tmp/* \
  && rm --recursive --force --verbose /var/tmp/* \

Pipfile

@@ -37,7 +37,7 @@ nltk = "*"
 ocrmypdf = "~=15.4"
 pathvalidate = "*"
 pdf2image = "*"
-psycopg2 = "*"
+psycopg = {version = "*", extras = ["c"]}
 python-dateutil = "*"
 python-dotenv = "*"
 python-gnupg = "*"

src/paperless/settings.py

@@ -613,7 +613,7 @@ def _parse_db_settings() -> dict:
  }
 
  else: # Default to PostgresDB
- engine = "django.db.backends.postgresql_psycopg2"
+ engine = "django.db.backends.postgresql"
  options = {
  "sslmode": os.getenv("PAPERLESS_DBSSLMODE", "prefer"),
  "sslrootcert": os.getenv("PAPERLESS_DBSSLROOTCERT", None),