Run integration, e2e & grpcproxy tests in container.

So that we have one approach for running tests regardless of cpu architecture.

Signed-off-by: James Blair <mail@jamesblair.net>

.github/workflows/e2e.yaml

@@ -5,6 +5,11 @@ permissions: read-all
 jobs:
   test:
     runs-on: ubuntu-latest
+    container:
+      image: golang:1.20-bullseye
+    defaults:
+      run:
+        shell: bash
     strategy:
       fail-fast: true
       matrix:
@@ -13,6 +18,8 @@ jobs:
           - linux-386-e2e
     steps:
       - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3
+      # https://github.com/actions/checkout/issues/1169
+      - run: git config --system --add safe.directory '*'
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe # v4.1.0

.github/workflows/grpcproxy.yaml

@@ -5,6 +5,10 @@ permissions: read-all
 jobs:
   test:
     runs-on: ubuntu-latest
+    container: golang:1.20-bullseye
+    defaults:
+      run:
+        shell: bash
     strategy:
       fail-fast: true
       matrix:
@@ -13,6 +17,8 @@ jobs:
           - linux-amd64-grpcproxy-e2e
     steps:
       - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3
+      # https://github.com/actions/checkout/issues/1169
+      - run: git config --system --add safe.directory '*'
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe # v4.1.0

.github/workflows/tests.yaml

@@ -5,6 +5,10 @@ permissions: read-all
 jobs:
   test:
     runs-on: ubuntu-latest
+    container: golang:1.20-bullseye
+    defaults:
+      run:
+        shell: bash
     strategy:
       fail-fast: false
       matrix:
@@ -16,6 +20,8 @@ jobs:
           - linux-386-unit-1-cpu
     steps:
       - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3
+      # https://github.com/actions/checkout/issues/1169
+      - run: git config --system --add safe.directory '*'
       - id: goversion
         run: echo "goversion=$(cat .go-version)" >> "$GITHUB_OUTPUT"
       - uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe # v4.1.0