fix: set alpine version to 3.20

Author: geekwho-eth

.github/workflows/bitcoin_core.yaml

@@ -21,38 +21,6 @@ jobs:
         image:
           - name: 25-alpine
             context: "./25/alpine"
-          - name: 25-debian
-            context: "./25/debian"
-          - name: 25-ubuntu
-            context: "./25/ubuntu"
-          - name: 25-lightninglabs-alpine
-            context: "./25/alpine/lightninglabs"
-          - name: 26-alpine
-            context: "./26/alpine"
-          - name: 26-debian
-            context: "./26/debian"
-          - name: 26-ubuntu
-            context: "./26/ubuntu"
-          - name: 26-lightninglabs-alpine
-            context: "./26/alpine/lightninglabs"
-          - name: 27-alpine
-            context: "./27/alpine"
-          - name: 27-debian
-            context: "./27/debian"
-          - name: 28-alpine
-            context: "./28/alpine"
-          - name: 28-debian
-            context: "./28/debian"
-          - name: 28-ubuntu
-            context: "./28/ubuntu"
-          - name: 29-alpine
-            context: "./29/alpine"
-          - name: 29-debian
-            context: "./29/debian"
-          - name: 29-ubuntu
-            context: "./29/ubuntu"
-          - name: latest
-            context: "./29/alpine"
     steps:
       - name: Checkout
         uses: actions/checkout@v4

25/alpine/Dockerfile

@@ -1,5 +1,5 @@
 # Build stage for BerkeleyDB
-FROM alpine as berkeleydb
+FROM alpine:3.20 as berkeleydb
 
 RUN sed -i 's/http\:\/\/dl-cdn.alpinelinux.org/https\:\/\/alpine.global.ssl.fastly.net/g' /etc/apk/repositories
 RUN apk --no-cache add autoconf
@@ -25,7 +25,7 @@ RUN make install
 RUN rm -rf ${BERKELEYDB_PREFIX}/docs
 
 # Build stage for Bitcoin Core
-FROM alpine as bitcoin-core
+FROM alpine:3.20 as bitcoin-core
 
 COPY --from=berkeleydb /opt /opt
 
@@ -91,7 +91,7 @@ RUN strip ${BITCOIN_PREFIX}/lib/libbitcoinconsensus.a
 RUN strip ${BITCOIN_PREFIX}/lib/libbitcoinconsensus.so.0.0.0
 
 # Build stage for compiled artifacts
-FROM alpine
+FROM alpine:3.20
 
 ARG UID=100
 ARG GID=101