CI: Assign a common variable

.gitlab-ci.yml

@@ -6,6 +6,9 @@ stages:
   - test_report
   - deploy
 
+variables:
+  IDF_PATH: "$CI_PROJECT_DIR"
+
 before_script:
   # add gitlab ssh key
   - mkdir -p ~/.ssh
@@ -30,7 +33,6 @@ build_template_app:
     - build
 
   variables:
-    IDF_PATH: "$CI_PROJECT_DIR"
     GIT_STRATEGY: clone
     BATCH_BUILD: "1"
     IDF_CI_BUILD: "1"
@@ -61,7 +63,6 @@ build_template_app:
     - build
 
   variables:
-    IDF_PATH: "$CI_PROJECT_DIR"
     GIT_STRATEGY: clone
     BATCH_BUILD: "1"
     V: "0"
@@ -118,7 +119,6 @@ build_examples:
       - build_examples/*/*/*/build/bootloader/*.bin
     expire_in: 6 mos
   variables:
-    IDF_PATH: "$CI_PROJECT_DIR"
     IDF_CI_BUILD: "1"
   script:
     # it's not possible to build 100% out-of-tree and have the "artifacts"
@@ -179,8 +179,6 @@ test_build_system:
   image: $CI_DOCKER_REGISTRY/esp32-ci-env
   tags:
     - build_test
-  variables:
-    IDF_PATH: "$CI_PROJECT_DIR"
   script:
     - ./make/test_configure_ci_environment.sh
     - ./make/test_build_system.sh
@@ -373,7 +371,6 @@ assign_test:
     TEST_CASE_FILE_PATH: "$CI_PROJECT_DIR/components/idf_test/integration_test"
     MODULE_UPDATE_FILE: "$CI_PROJECT_DIR/components/idf_test/ModuleDefinition.yml"
     CONFIG_FILE: "$CI_PROJECT_DIR/components/idf_test/integration_test/CIConfigs/$CI_JOB_NAME.yml"
-    IDF_PATH: "$CI_PROJECT_DIR"
 
   artifacts:
     when: always
@@ -418,7 +415,6 @@ assign_test:
     TEST_CASE_FILE_PATH: "$CI_PROJECT_DIR/components/idf_test/unit_test"
     MODULE_UPDATE_FILE: "$CI_PROJECT_DIR/components/idf_test/ModuleDefinition.yml"
     CONFIG_FILE: "$CI_PROJECT_DIR/components/idf_test/unit_test/CIConfigs/$CI_JOB_NAME.yml"
-    IDF_PATH: "$CI_PROJECT_DIR"
 
 UT_001_01:
   <<: *unit_test_template