gnu: conda: Rename to conda-bootstrap.

* gnu/packages/package-management.scm (conda): Rename to...
(conda-bootstrap): ...this.
[arguments]<#:phases>{pre-check}: Also set CONDA_PKGS_DIRS.
[propagated-inputs]: Add python-archspec, python-boltons, python-boto3,
python-charset-normalizer, python-conda-package-handling,
python-conda-content-trust, python-distro, python-frozendict,
python-jsonpatch, python-menuinst, python-packaging, python-platformdirs,
python-pluggy, python-pycosat, python-requests, python-ruamel.yaml,
python-setuptools, python-tqdm, python-truststore, python-zstandard.
[inputs]: Remove all.  Add python-wrapper.

Change-Id: I8f6a3ae4c8c1edceee1be43721c61014cf4da120

gnu/packages/package-management.scm

@@ -1448,9 +1448,9 @@ allows you to declare the libraries your project depends on and it will
 manage (install/update) them for you.")
     (license license:expat)))
 
-(define-public conda
+(define-public conda-bootstrap
   (package
-    (name "conda")
+    (name "conda-bootstrap")
     (version "25.9.1")
     (source
      (origin
@@ -1588,21 +1588,20 @@ manage (install/update) them for you.")
               (setenv "HOME" "/tmp")
               (invoke (string-append #$output "/bin/conda") "init")))
           (add-after 'unpack 'set-default-solver-to-classic
-            ;; XXX: Remove when conda-libmamba-solver is packaged.
             (lambda _
               (substitute* "conda/base/constants.py"
                 (("DEFAULT_SOLVER: Final = \"libmamba\"")
                  "DEFAULT_SOLVER: Final = \"classic\""))))
           (add-before 'check 'pre-check
             (lambda _
-              ;; TODO: Package libsolv, libmamba, and conda-libmamba-solver:
-              ;; <https://github.com/openSUSE/libsolv>,
-              ;; <https://github.com/conda/conda-libmamba-solver>,
-              ;; <https://github.com/mamba-org/mamba>.
               (setenv "CONDA_CLASSIC_SOLVER" "classic")
               (setenv "CONDA_DEFAULT_SOLVER" "classic")
+              ;(setenv "CONDA_SOLVER" "classic")
               (setenv "CONDA_TEST_SOLVERS" "classic")
-              (setenv "HOME" "/tmp")))
+              (setenv "HOME" "/tmp")
+              ;; Prevent tests from writing package cache to the output
+              ;; directory, which would cause non-reproducible builds.
+              (setenv "CONDA_PKGS_DIRS" "/tmp/conda-pkgs")))
           (add-after 'wrap 'wrap-executable
             (lambda _
               (wrap-program (string-append #$output "/bin/conda")
@@ -1631,12 +1630,11 @@ manage (install/update) them for you.")
            python-pytest-xprocess
            python-responses
            python-werkzeug))
-    (inputs
+    (propagated-inputs
      (list python-archspec
            python-boltons
            python-boto3
            python-charset-normalizer
-           ;; python-conda-libmamba-solver       ;TODO: not packaged yet
            python-conda-package-handling
            python-conda-content-trust
            python-distro
@@ -1652,8 +1650,9 @@ manage (install/update) them for you.")
            python-setuptools
            python-tqdm
            python-truststore
-           python-wrapper               ;XXX: Check if it's actually required
            python-zstandard))
+    (inputs
+     (list python-wrapper)) ; for the tests test_init_all, test_initialize_dev_bash, test_initialize_dev_cmd_exe
     (home-page "https://github.com/conda/conda")
     (synopsis "Cross-platform, OS-agnostic, system-level binary package manager")
     (description