installing '5148520bfab61f99fd25fb9ff7bfbb50dad3c9db-env'

error:
… while calling the 'derivationStrict' builtin
at :34:12:
33|
34| strict = derivationStrict drvAttrs;
| ^
35|

   … while evaluating derivation '5148520bfab61f99fd25fb9ff7bfbb50dad3c9db-env'
     whose name attribute is located at /nix/store/lgcjj6s23v2203zyihsd0j26wh1saj0c-source/pkgs/stdenv/generic/make-derivation.nix:300:7

   … while evaluating attribute 'passAsFile' of derivation '5148520bfab61f99fd25fb9ff7bfbb50dad3c9db-env'
     at /nix/store/lgcjj6s23v2203zyihsd0j26wh1saj0c-source/pkgs/build-support/trivial-builders/default.nix:88:7:
       87|       inherit buildCommand name;
       88|       passAsFile = [ "buildCommand" ]
         |       ^
       89|         ++ (derivationArgs.passAsFile or []);

   (stack trace truncated; use '--show-trace' to show the full, detailed trace)

   error: attribute 'dev' missing
   at /app/.nixpacks/nixpkgs-5148520bfab61f99fd25fb9ff7bfbb50dad3c9db.nix:19:13:
       18|         '')
       19|         gcc postgresql_[16.dev](16.dev) python39
         |             ^
       20|       ];
   Did you mean doc?

✕ [stage-0 4/10] RUN nix-env -if .nixpacks/nixpkgs-5148520bfab61f99fd25fb9ff7bfbb50dad3c9db.nix && nix-collect-garbage -d
process "/bin/bash -ol pipefail -c nix-env -if .nixpacks/nixpkgs-5148520bfab61f99fd25fb9ff7bfbb50dad3c9db.nix && nix-collect-garbage -d" did not complete successfully: exit code: 1

Dockerfile:8

6 |

7 | COPY .nixpacks/nixpkgs-5148520bfab61f99fd25fb9ff7bfbb50dad3c9db.nix .nixpacks/nixpkgs-5148520bfab61f99fd25fb9ff7bfbb50dad3c9db.nix

8 | >>> RUN nix-env -if .nixpacks/nixpkgs-5148520bfab61f99fd25fb9ff7bfbb50dad3c9db.nix && nix-collect-garbage -d

9 |

10 |

ERROR: failed to solve: process "/bin/bash -ol pipefail -c nix-env -if .nixpacks/nixpkgs-5148520bfab61f99fd25fb9ff7bfbb50dad3c9db.nix && nix-collect-garbage -d" did not complete successfully: exit code: 1

Error: Docker build failed

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