ci: Try to get setup_2\26 key from cache (#3235)

## What ❔
Try to get etup_2\26 key from cache, instead of downloading it from
bucket.

<!-- What are the changes this PR brings about? -->
<!-- Example: This PR adds a PR template to the repo. -->
<!-- (For bigger PRs adding more context is appreciated) -->

## Why ❔
Improve speed for download.
<!-- Why are these changes done? What goal do they contribute to? What
are the principles behind them? -->
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iterators are in context about the evolution of repos. -->

## Checklist

<!-- Check your PR fulfills the following items. -->
<!-- For draft PRs check the boxes as you complete them. -->

- [ ] PR title corresponds to the body of PR (we generate changelog
entries from PRs).
- [ ] Tests for the changes have been added / updated.
- [ ] Documentation comments have been added / updated.
- [ ] Code has been formatted via `zkstack dev fmt` and `zkstack dev
lint`.

.github/workflows/build-tee-prover-template.yml

@@ -76,4 +76,3 @@ jobs:
               docker push "${repo}/${tag}"
             done
           done
-

.github/workflows/ci-common-reusable.yml

@@ -28,7 +28,7 @@ jobs:
         run: |
           run_retried docker-compose -f ${RUNNER_COMPOSE_FILE} pull
           docker-compose -f ${RUNNER_COMPOSE_FILE} up --build -d zk postgres
-      
+
       - name: Install zkstack
         run: |
           ci_run ./zkstack_cli/zkstackup/install -g --path ./zkstack_cli/zkstackup/zkstackup
@@ -38,4 +38,3 @@ jobs:
       # `zk lint prover` = cargo clippy, which does cargo check behind the scenes, which is a lightweight version of cargo build
       - name: Lints
         run: ci_run zkstack dev lint -t rs --check
-

.github/workflows/ci-prover-e2e.yml

@@ -100,7 +100,7 @@ jobs:
       - name: Kill prover & start compressor
         run: |
           sudo ./bin/prover_checkers/kill_prover
-          
+
           ci_run zkstack prover run --component=compressor --docker=false &>prover_logs/compressor.log &
       - name: Wait for batch to be executed on L1
         env:

.github/workflows/new-build-contract-verifier-template.yml

@@ -176,7 +176,11 @@ jobs:
       - name: Download setup key
         shell: bash
         run: |
-          run_retried curl -LO https://storage.googleapis.com/matterlabs-setup-keys-us/setup-keys/setup_2\^26.key
+          if [ -f "/setup_2^26.key" ]; then
+            cp '/setup_2^26.key' './setup_2^26.key'
+          else
+            run_retried curl -LO https://storage.googleapis.com/matterlabs-setup-keys-us/setup-keys/setup_2\^26.key
+          fi
 
       - name: Set env vars
         shell: bash

.github/workflows/new-build-core-template.yml

@@ -187,7 +187,11 @@ jobs:
       - name: Download setup key
         shell: bash
         run: |
-          run_retried curl -LO https://storage.googleapis.com/matterlabs-setup-keys-us/setup-keys/setup_2\^26.key
+          if [ -f "/setup_2^26.key" ]; then
+            cp '/setup_2^26.key' './setup_2^26.key'
+          else
+            run_retried curl -LO https://storage.googleapis.com/matterlabs-setup-keys-us/setup-keys/setup_2\^26.key
+          fi
 
       - name: Set env vars
         shell: bash

.github/workflows/new-build-prover-template.yml

@@ -127,7 +127,6 @@ jobs:
         if: matrix.components == 'proof-fri-gpu-compressor'
         run: |
           run_retried curl -LO https://storage.googleapis.com/matterlabs-setup-keys-us/setup-keys/setup_2\^24.key
-
       # We need to run this only when ERA_BELLMAN_CUDA_RELEASE is not available
       # In our case it happens only when PR is created from fork
       - name: Wait for runner IP to be not rate-limited against GH API