Update to taskgraph v18.0.3

.taskcluster.yml

@@ -192,7 +192,6 @@ tasks:
                                     ${normProjectUpper}_HEAD_REF: '${short_head_ref}'
                                     ${normProjectUpper}_HEAD_REV: '${head_sha}'
                                     ${normProjectUpper}_REPOSITORY_TYPE: git
-                                    ${normProjectUpper}_PIP_REQUIREMENTS: taskcluster/requirements.txt
                                     REPOSITORIES:
                                         $json:
                                             ${normProject}: ${normProject}
@@ -212,7 +211,7 @@ tasks:
                           features:
                               taskclusterProxy: true
 
-                          image: mozillareleases/taskgraph:decision-f19bfa3ae9dbc19190149445bfc38ad966b713336e44342c7643b3f7f1e0b023@sha256:ddcc7348db272885e8ea32825f698bfafa4727401099531cd8239d3d458b39aa
+                          image: mozillareleases/taskgraph:decision-v18.0.3@sha256:c98a061f7f5058b14d0f7cce4fee0cdd2103a48413e85deb948a5fbf0b092458
                           maxRunTime: 1800
 
                           command:
@@ -228,12 +227,11 @@ tasks:
                                     then: >
                                         cd /builds/worker/checkouts/src &&
                                         ln -s /builds/worker/artifacts artifacts &&
-                                        pip3 install -r requirements/base.txt &&
-                                        ~/.local/bin/taskgraph action-callback
+                                        taskgraph action-callback
                                     else: >
                                         cd /builds/worker/checkouts/src &&
                                         ln -s /builds/worker/artifacts artifacts &&
-                                        ~/.local/bin/taskgraph decision
+                                        taskgraph decision
                                         --pushlog-id='0'
                                         --pushdate='0'
                                         --project='${project}'

taskcluster/docker/python/Dockerfile

@@ -5,8 +5,11 @@
 FROM python:3.9
 LABEL maintainer="Mozilla Release Engineering <release@mozilla.com>"
 
+VOLUME /builds/worker/checkouts
+VOLUME /builds/worker/.cache
+
 # Add worker user
-RUN mkdir /builds && \
+RUN mkdir -p /builds && \
     useradd -d /builds/worker -s /bin/bash -m worker && \
     mkdir -p /builds/worker/artifacts
 
@@ -19,9 +22,6 @@ ENV SHELL=/bin/bash \
     HOME=/builds/worker \
     PATH=/builds/worker/.local/bin:$PATH
 
-VOLUME /builds/worker/checkouts
-VOLUME /builds/worker/.cache
-
 # pyenv
 # %ARG PYENV_VERSIONS
 ENV PYENV_ROOT=/builds/worker/.pyenv \

taskcluster/ci/codecov/kind.yml → taskcluster/kinds/codecov/kind.yml

@@ -2,12 +2,6 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 ---
-loader: taskgraph.loader.transform:loader
-
-transforms:
-    - taskgraph.transforms.job:transforms
-    - taskgraph.transforms.task:transforms
-
 kind-dependencies:
     - fetch
     - test

taskcluster/ci/fetch/kind.yml → taskcluster/kinds/fetch/kind.yml

@@ -2,12 +2,8 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 ---
-loader: taskgraph.loader.transform:loader
-
 transforms:
     - taskgraph.transforms.fetch:transforms
-    - taskgraph.transforms.job:transforms
-    - taskgraph.transforms.task:transforms
 
 tasks:
     codecov-uploader:

taskcluster/ci/test/kind.yml → taskcluster/kinds/test/kind.yml

@@ -1,10 +1,4 @@
 ---
-loader: taskgraph.loader.transform:loader
-
-transforms:
-    - taskgraph.transforms.job:transforms
-    - taskgraph.transforms.task:transforms
-
 task-defaults:
     attributes:
         retrigger: true
@@ -15,7 +9,7 @@ task-defaults:
     run:
         using: run-task
         cwd: '{checkout}'
-        cache-dotcache: true
+        use-caches: [checkout, pip]
 
 tasks:
     unit: