update tech specs and regression k8s matrix (#6316)

- remove versions older than 2 years from tech specs - update regression job to run tests on last 5 k8s version
nginxinc · Aug 30, 2024 · 06d875c · 06d875c
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commit 06d875c
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diff --git a/.github/workflows/regression.yml b/.github/workflows/regression.yml
@@ -58,7 +58,7 @@ jobs:
             | grep -E '^v[0-9]+\.[0-9]+\.[0-9]+$' \
             | sort -rV \
             | awk -F. '!seen[$1"."$2]++' \
-            | head -n 7 \
+            | head -n 5 \
             | sort -V \
             | sed 's/v//g' \
             | sed 's/$//' \

diff --git a/docs/content/technical-specifications.md b/docs/content/technical-specifications.md
@@ -37,13 +37,6 @@ We test NGINX Ingress Controller on a range of Kubernetes platforms for each rel
 | 3.0.2 | 1.21 - 1.26 | 0.16.2 | 1.3.1 | 1.23.3 / R28 |
 | 2.4.2 | 1.19 - 1.25 | 0.15.2 | 1.2.1 | 1.23.2 / R28 |
 | 2.3.1 | 1.19 - 1.24 | 0.14.1 | 1.1.0 | 1.23.1 / R27 |
-| 2.2.2 | 1.19 - 1.23 | 0.13.2 | 1.0.0 | 1.21.6 / R26 |
-| 2.1.2 | 1.19 - 1.23 | 0.12.1 | 0.5.1 | 1.21.6 / R26 |
-| 2.0.3 | 1.19 - 1.22 | 0.11.3 | 0.4.0 | 1.21.3 / R25 |
-| 1.12.4 | 1.16 - 1.21 | 0.10.4 | 0.3.0 | 1.21.6 / R26 |
-| 1.11.3 | 1.16 - 1.20 | 0.9.0 | 0.2.0 | 1.21.0 / R23 P1 |
-| 1.10.1 | 1.16 - 1.19 | 0.8.0 | 0.1.0 | 1.19.8 / R23 |
-| 1.9.1 | 1.16 - 1.18 | 0.7.1 | 0.0.7 | 1.19.3 / R22 |
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