[CI] Verification on python 3.14 is added (#308)

Author: dmitry-lipetsk

.travis.yml

@@ -27,6 +27,7 @@ env:
     - TEST_PLATFORM=std2-all PYTHON_VERSION=3.11 PG_VERSION=17
     - TEST_PLATFORM=std2-all PYTHON_VERSION=3.12 PG_VERSION=17
     - TEST_PLATFORM=std2-all PYTHON_VERSION=3.13 PG_VERSION=17
+    - TEST_PLATFORM=std2-all PYTHON_VERSION=3.14 PG_VERSION=17
     - TEST_PLATFORM=std PYTHON_VERSION=3 PG_VERSION=16
     - TEST_PLATFORM=std PYTHON_VERSION=3 PG_VERSION=15
     - TEST_PLATFORM=std PYTHON_VERSION=3 PG_VERSION=14

Dockerfile--std2-all.tmpl

@@ -52,6 +52,10 @@ ENV PYTHON_VERSION=3.12
 FROM base2_with_python-3 as base3_with_python-3.13
 ENV PYTHON_VERSION=3.13
 
+# --------------------------------------------- base3_with_python-3.14
+FROM base2_with_python-3 as base3_with_python-3.14
+ENV PYTHON_VERSION=3.14
+
 # --------------------------------------------- final
 FROM base3_with_python-${PYTHON_VERSION} as final