From fb913d092748b96e5158b1beb7609651ce781e4a Mon Sep 17 00:00:00 2001
From: Josh Carp <jm.carp@gmail.com>
Date: Fri, 24 Apr 2026 23:05:38 -0400
Subject: [PATCH] Cache go tool dependencies.

Configure the setup-go action to cache dependencies for both go.sum and
tools/go.sum. Otherwise, we'll download all tool dependencies fresh on every
run. We also cache golangci-lint state, since linting from a cold cache can
take multiple minutes.
---
 .github/workflows/lint-fmt.yaml | 22 ++++++++++++++++++++++
 .github/workflows/manifest.yaml |  3 +++
 .github/workflows/release.yaml  |  3 +++
 3 files changed, 28 insertions(+)

diff --git a/.github/workflows/lint-fmt.yaml b/.github/workflows/lint-fmt.yaml
index 4b7a7c2..312ef60 100644
--- a/.github/workflows/lint-fmt.yaml
+++ b/.github/workflows/lint-fmt.yaml
@@ -16,6 +16,17 @@ jobs:
         uses: actions/setup-go@v5
         with:
           go-version-file: go.mod
+          cache-dependency-path: |
+            go.sum
+            tools/go.sum
+
+      - name: Cache golangci-lint analysis
+        uses: actions/cache@v4
+        with:
+          path: ~/.cache/golangci-lint
+          key: golangci-lint-${{ runner.os }}-${{ hashFiles('tools/go.sum', '.golangci.yaml', 'go.mod') }}
+          restore-keys: |
+            golangci-lint-${{ runner.os }}-
 
       - name: Lint
         run: make lint
@@ -31,6 +42,17 @@ jobs:
         uses: actions/setup-go@v5
         with:
           go-version-file: go.mod
+          cache-dependency-path: |
+            go.sum
+            tools/go.sum
+
+      - name: Cache golangci-lint analysis
+        uses: actions/cache@v4
+        with:
+          path: ~/.cache/golangci-lint
+          key: golangci-lint-${{ runner.os }}-${{ hashFiles('tools/go.sum', '.golangci.yaml', 'go.mod') }}
+          restore-keys: |
+            golangci-lint-${{ runner.os }}-
 
       - name: Format
         run: make fmt
diff --git a/.github/workflows/manifest.yaml b/.github/workflows/manifest.yaml
index 197ddaf..5caf3bf 100644
--- a/.github/workflows/manifest.yaml
+++ b/.github/workflows/manifest.yaml
@@ -16,6 +16,9 @@ jobs:
         uses: actions/setup-go@v5
         with:
           go-version-file: go.mod
+          cache-dependency-path: |
+            go.sum
+            tools/go.sum
 
       - name: Generate Manifest
         run: make manifest
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 4f9b222..3287257 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -86,6 +86,9 @@ jobs:
     - uses: actions/setup-go@v5
       with:
         go-version-file: go.mod
+        cache-dependency-path: |
+          go.sum
+          tools/go.sum
 
     - uses: docker/login-action@v3
       with: