Drop support for Python 3.8

.github/actions/prepare_all_ci_images/action.yml

@@ -34,14 +34,8 @@ runs:
     # TODO: Currently we cannot loop through the list of python versions and have dynamic list of
     #       tasks. Instead we hardcode all possible python versions and they - but
     #       this should be implemented in stash action as list of keys to download.
-    #       That includes 3.8 - 3.12 as we are backporting it to v2-10-test branch
+    #       That includes 3.9 - 3.12 as we are backporting it to v2-11-test branch
     #       This is captured in https://github.com/apache/airflow/issues/45268
-    - name: "Restore CI docker image ${{ inputs.platform }}:3.8"
-      uses: ./.github/actions/prepare_single_ci_image
-      with:
-        platform: ${{ inputs.platform }}
-        python: "3.8"
-        python-versions-list-as-string: ${{ inputs.python-versions-list-as-string }}
     - name: "Restore CI docker image ${{ inputs.platform }}:3.9"
       uses: ./.github/actions/prepare_single_ci_image
       with:

README.md

@@ -97,14 +97,14 @@ Airflow is not a streaming solution, but it is often used to process real-time d
 
 Apache Airflow is tested with:
 
-|             | Main version (dev)           | Stable version (2.11.0)      |
-|-------------|------------------------------|------------------------------|
-| Python      | 3.9, 3.10, 3.11, 3.12        | 3.8, 3.9, 3.10, 3.11, 3.12   |
-| Platform    | AMD64/ARM64(\*)              | AMD64/ARM64(\*)              |
-| Kubernetes  | 1.26, 1.27, 1.28, 1.29, 1.30 | 1.26, 1.27, 1.28, 1.29, 1.30 |
-| PostgreSQL  | 12, 13, 14, 15, 16           | 12, 13, 14, 15, 16           |
-| MySQL       | 8.0, 8.4, Innovation         | 8.0, Innovation              |
-| SQLite      | 3.15.0+                      | 3.15.0+                      |
+|            | Main version (dev)           | Stable version (2.11.0)      |
+|------------|------------------------------|------------------------------|
+| Python     | 3.9, 3.10, 3.11, 3.12        | 3.9, 3.10, 3.11, 3.12        |
+| Platform   | AMD64/ARM64(\*)              | AMD64/ARM64(\*)              |
+| Kubernetes | 1.26, 1.27, 1.28, 1.29, 1.30 | 1.26, 1.27, 1.28, 1.29, 1.30 |
+| PostgreSQL | 12, 13, 14, 15, 16           | 12, 13, 14, 15, 16           |
+| MySQL      | 8.0, 8.4, Innovation         | 8.0, Innovation              |
+| SQLite     | 3.15.0+                      | 3.15.0+                      |
 
 \* Experimental
 

dev/README_RELEASE_AIRFLOW.md

@@ -831,7 +831,7 @@ the older branches, you should set the "skip" field to true.
 ## Verify production images
 
 ```shell script
-for PYTHON in 3.8 3.9 3.10 3.11 3.12
+for PYTHON in 3.9 3.10 3.11 3.12
 do
     docker pull apache/airflow:${VERSION}-python${PYTHON}
     breeze prod-image verify --image-name apache/airflow:${VERSION}-python${PYTHON}

dev/breeze/README.md

@@ -128,6 +128,6 @@ PLEASE DO NOT MODIFY THE HASH BELOW! IT IS AUTOMATICALLY UPDATED BY PRE-COMMIT.
 
 ---------------------------------------------------------------------------------------------------------
 
-Package config hash: eee4ee4ddb1f96c3066c865988b583224276f928dfaab7cb78607ebacb276cc776f8f57eac6bbceb1e8ee4318d98936501d5abea72ae72cea1cf2cd4192c1941
+Package config hash: 8ffea3f340132c8cbe5c5ee29e95563ba0bcb91aabf5ae792e6ac99326108abeb1e0d2c281c444a136c73557f4d1bbb00a6b41f1bf406f6cb2f23f48ffda7424
 
 ---------------------------------------------------------------------------------------------------------