build(docker): remove obsolete development build tooling

- Remove hot reload and development targets based on air
- Remove Docker build and run targets and related phony declarations

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

Author: appleboy

Makefile

@@ -23,16 +23,6 @@ build: $(EXECUTABLE)
 $(EXECUTABLE): $(GOFILES)
 	$(GO) build -v -tags '$(TAGS)' -ldflags '$(EXTLDFLAGS)-s -w $(LDFLAGS)' -o bin/$@ .
 
-## air: Install air for hot reload.
-air:
-	@hash air > /dev/null 2>&1; if [ $$? -ne 0 ]; then \
-		$(GO) install github.com/air-verse/air@latest; \
-	fi
-
-## dev: Run the application with hot reload.
-dev: air
-	air
-
 ## install: install the authgate binary
 install: $(GOFILES)
 	$(GO) install -v -tags '$(TAGS)' -ldflags '$(EXTLDFLAGS)-s -w $(LDFLAGS)'
@@ -74,9 +64,7 @@ rebuild: clean build
 
 .PHONY: help build install test coverage fmt lint clean rebuild
 .PHONY: build_linux_amd64 build_linux_arm64
-.PHONY: air dev
 .PHONY: install-golangci-lint mod-download mod-tidy mod-verify check-tools version
-.PHONY: docker-build docker-run
 
 ## help: print this help message
 help:
@@ -106,11 +94,4 @@ version:
 	@echo "Commit: $(COMMIT)"
 	@echo "Go Version: $(shell $(GO) version)"
 
-## docker-build: build docker image
-docker-build:
-	docker build -t authgate:$(VERSION) -f Dockerfile .
-
-## docker-run: run docker container
-docker-run:
-	docker run -p 8080:8080 --env-file .env authgate:$(VERSION)