make Postgres 14 available (#1636)

* make Postgres 14 available
* don't be too hard to 9.5
* bump Spilo image and more docs updates
* update e2e test upgrading to 14

ui/manifests/deployment.yaml

@@ -66,6 +66,7 @@ spec:
                   "cost_core": 0.0575,
                   "cost_memory": 0.014375,
                   "postgresql_versions": [
+                    "14",
                     "13",
                     "12",
                     "11"

ui/operator_ui/spiloutils.py

@@ -308,7 +308,7 @@ def read_versions(
         if uid == 'wal' or defaulting(lambda: UUID(uid))
     ]
 
-BACKUP_VERSION_PREFIXES = ['','9.5/', '9.6/', '10/','11/', '12/', '13/']
+BACKUP_VERSION_PREFIXES = ['', '9.5/', '9.6/', '10/', '11/', '12/', '13/', '14/']
 
 def read_basebackups(
     pg_cluster,

ui/run_local.sh

@@ -23,6 +23,7 @@ default_operator_ui_config='{
   "cost_core": 0.0575,
   "cost_memory": 0.014375,
   "postgresql_versions": [
+    "14",
     "13",
     "12",
     "11"