New bash library, and well as bash linting and formatting (#170)

* Allows unit and integration tests to share the same bash code via a utility library named testlib.sh.
* Linting and formatting of bash scripts was added to the Makefile targets lint and format.
* Updated the docker image and Go used by git actions

.github/workflows/checks.yml

@@ -10,9 +10,9 @@ name: checks
 
 jobs:
   linter-check:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Run go fmt
         run: diff -u <(echo -n) <(gofmt -d -s .)
@@ -21,12 +21,12 @@ jobs:
         run: make lint
 
   vet-check:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
-      - uses: actions/setup-go@v2
+      - uses: actions/setup-go@v3
         with:
-          go-version: '1.17.x'
-      - uses: actions/checkout@v2
+          go-version: '1.18.x'
+      - uses: actions/checkout@v3
 
       - name: Run go vet
         run: |

.github/workflows/integration-tests.yaml

@@ -10,9 +10,9 @@ jobs:
   integration-tests:
     strategy:
       matrix:
-        go-version: [1.17.x]
+        go-version: [1.18.x]
         node-version: [16.x]
-        platform: [ubuntu-latest]
+        platform: [ubuntu-22.04]
     runs-on: ${{ matrix.platform }}
     steps:
       - id: go-cache-paths
@@ -20,14 +20,14 @@ jobs:
           echo "::set-output name=go-build::$(go env GOCACHE)"
           echo "::set-output name=go-mod::$(go env GOMODCACHE)"
       
-      - uses: actions/setup-go@v2
+      - uses: actions/setup-go@v3
         with:
           go-version: ${{ matrix.go-version }}
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       # cache go build cache
       - name: Cache go modules
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-build }}
           key: ${{ runner.os }}-go-build-${{ hashFiles('**/go.sum') }}
@@ -35,7 +35,7 @@ jobs:
 
       # cache go mod cache
       - name: Cache go modules
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-mod }}
           key: ${{ runner.os }}-go-mod-${{ hashFiles('**/go.sum') }}

.github/workflows/unit-tests.yml

@@ -10,9 +10,9 @@ jobs:
   unit-tests:
     strategy:
       matrix:
-        go-version: [1.17.x]
+        go-version: [1.18.x]
         node-version: [16.x]
-        platform: [ubuntu-latest]
+        platform: [ubuntu-22.04]
     runs-on: ${{ matrix.platform }}
     steps:
       - id: go-cache-paths
@@ -20,14 +20,14 @@ jobs:
           echo "::set-output name=go-build::$(go env GOCACHE)"
           echo "::set-output name=go-mod::$(go env GOMODCACHE)"
       
-      - uses: actions/setup-go@v2
+      - uses: actions/setup-go@v3
         with:
           go-version: ${{ matrix.go-version }}
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       # cache go build cache
       - name: Cache go modules
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-build }}
           key: ${{ runner.os }}-go-build-${{ hashFiles('**/go.sum') }}
@@ -35,7 +35,7 @@ jobs:
 
       # cache go mod cache
       - name: Cache go modules
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-mod }}
           key: ${{ runner.os }}-go-mod-${{ hashFiles('**/go.sum') }}