test(tools): add unit tests for error handling functions

* Implement tests for error functions like errRequiredField, errInvalidField, and errEntityNotFound.
* Ensure proper metadata is returned for various error scenarios.
* Validate error handling in CRM, Files, and other tools.
* Introduce tests for parsing stored file IDs and UUIDs.
* Enhance coverage for helper functions related to project resolution and session management.

Dockerfile

@@ -7,7 +7,17 @@ RUN go mod download
 
 COPY . .
 
-RUN CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags="-s -w" -o /out/amcs-server ./cmd/amcs-server
+RUN set -eu; \
+    VERSION_TAG="$(git describe --tags --exact-match 2>/dev/null || echo dev)"; \
+    COMMIT_SHA="$(git rev-parse --short HEAD 2>/dev/null || echo unknown)"; \
+    BUILD_DATE="$(date -u +%Y-%m-%dT%H:%M:%SZ)"; \
+    CGO_ENABLED=0 GOOS=linux go build -trimpath \
+      -ldflags="-s -w \
+        -X git.warky.dev/wdevs/amcs/internal/buildinfo.Version=${VERSION_TAG} \
+        -X git.warky.dev/wdevs/amcs/internal/buildinfo.TagName=${VERSION_TAG} \
+        -X git.warky.dev/wdevs/amcs/internal/buildinfo.Commit=${COMMIT_SHA} \
+        -X git.warky.dev/wdevs/amcs/internal/buildinfo.BuildDate=${BUILD_DATE}" \
+      -o /out/amcs-server ./cmd/amcs-server
 
 FROM debian:bookworm-slim