Fix gen-commands PATH resolution in GitHub Actions workflow

.github/workflows/build.yml

@@ -0,0 +1,50 @@
+name: Check Generated Files
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  verify-generation:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: 'go.mod'
+      - name: Add Go bin to PATH
+        run: echo "$HOME/go/bin" >> $GITHUB_PATH
+      - name: Run commands generation command
+        run: make gen
+      - name: Verify no changes were generated
+        run: |
+          # Check if there are any uncommitted changes in the working directory
+          if [ -z "$(git status --porcelain)" ]; then
+            echo "::notice::Generated files are up to date. No changes detected."
+          else
+            echo "::error::Detected uncommitted changes after running the generation command. Please run the generator and commit the changes."
+            git status
+            git diff
+            exit 1
+          fi
+  build:
+    runs-on: ubuntu-latest
+    needs: verify-generation
+    permissions:
+      contents: read
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: 'go.mod'
+      - name: Build the cli binary
+        run: make build

Makefile

@@ -0,0 +1,29 @@
+.PHONY: all install gen build test
+
+# Load .env file if it exists (for local development)
+# In CI/CD, environment variables are provided by the environment
+-include .env
+ifneq (,$(wildcard .env))
+export $(shell sed 's/=.*//' .env)
+endif
+
+all: gen build test
+
+# we need to install gen-commands directly because gen-commands does not have its
+# own go.mod
+install:
+rm -rf ./cli
+git clone https://github.com/temporalio/cli && cd ./cli && go install ./cmd/gen-commands && cd ..
+rm -rf ./cli
+
+gen: install
+gen-commands -input ./temporalcloudcli/commands.yml -pkg temporalcloudcli > ./temporalcloudcli/commands.gen.go
+
+build:
+go build ./cmd/temporal-cloud
+
+test-integration:
+go test -tags=integration ./...
+
+test:
+go test ./...