docs: update Docker image tags

Author: yoohya

docs/docs/installation/github.md

@@ -188,14 +188,14 @@ For example: `GITHUB.WEBHOOK_SECRET` --> `GITHUB__WEBHOOK_SECRET`
 
     ```shell
     # Note: --target github_lambda is optional as it's the default target
-    docker buildx build --platform=linux/amd64 . -t codiumai/pr-agent:serverless --target github_lambda -f docker/Dockerfile.lambda
+    docker buildx build --platform=linux/amd64 . -t codiumai/pr-agent:github_lambda --target github_lambda -f docker/Dockerfile.lambda
    ```
 
 3. Push image to ECR
 
     ```shell
-    docker tag codiumai/pr-agent:serverless <AWS_ACCOUNT>.dkr.ecr.<AWS_REGION>.amazonaws.com/codiumai/pr-agent:serverless
-    docker push <AWS_ACCOUNT>.dkr.ecr.<AWS_REGION>.amazonaws.com/codiumai/pr-agent:serverless
+    docker tag codiumai/pr-agent:github_lambda <AWS_ACCOUNT>.dkr.ecr.<AWS_REGION>.amazonaws.com/codiumai/pr-agent:github_lambda
+    docker push <AWS_ACCOUNT>.dkr.ecr.<AWS_REGION>.amazonaws.com/codiumai/pr-agent:github_lambda
     ```
 
 4. Create a lambda function that uses the uploaded image. Set the lambda timeout to be at least 3m.

docs/docs/installation/gitlab.md

@@ -98,14 +98,14 @@ For example: `GITLAB.PERSONAL_ACCESS_TOKEN` --> `GITLAB__PERSONAL_ACCESS_TOKEN`
 2. Build a docker image that can be used as a lambda function
 
     ```shell
-    docker buildx build --platform=linux/amd64 . -t codiumai/pr-agent:serverless --target gitlab_lambda -f docker/Dockerfile.lambda
+    docker buildx build --platform=linux/amd64 . -t codiumai/pr-agent:gitlab_lambda --target gitlab_lambda -f docker/Dockerfile.lambda
    ```
 
 3. Push image to ECR
 
     ```shell
-    docker tag codiumai/pr-agent:serverless <AWS_ACCOUNT>.dkr.ecr.<AWS_REGION>.amazonaws.com/codiumai/pr-agent:serverless
-    docker push <AWS_ACCOUNT>.dkr.ecr.<AWS_REGION>.amazonaws.com/codiumai/pr-agent:serverless
+    docker tag codiumai/pr-agent:gitlab_lambda <AWS_ACCOUNT>.dkr.ecr.<AWS_REGION>.amazonaws.com/codiumai/pr-agent:gitlab_lambda
+    docker push <AWS_ACCOUNT>.dkr.ecr.<AWS_REGION>.amazonaws.com/codiumai/pr-agent:gitlab_lambda
     ```
 
 4. Create a lambda function that uses the uploaded image. Set the lambda timeout to be at least 3m.