Add Dockerfile and Docs

Dockerfile

@@ -0,0 +1,12 @@
+FROM golang:1.22
+
+WORKDIR /usr/src/terramaid
+
+COPY go.mod go.sum ./
+RUN go mod download && go mod verify
+
+COPY . .
+RUN go build -v -o /usr/local/bin/terramaid main.go
+
+ENTRYPOINT ["/usr/local/bin/terramaid"]
+CMD ["default_arg"]

README.md

@@ -48,7 +48,15 @@ terramaid -planfile tf_plan_prod.json
 cat Terramaid.md
 ```
 
-Output:
+### Docker Image
+
+Run the following command to utilize the Terramaid Docker image:
+
+```sh
+docker run -it -v $(pwd):/usr/src/terramaid rosesecurity/terramaid:latest -planfile tfplan.json
+```
+
+**Output:**
 
 ```mermaid
 graph TD;