dev2main (#1)

* initial code commit

* fixes

* fix prints not showing in docker

* add github workflow

* fix naming of docker image build workflow

.github/workflows/docker-image.yml

@@ -0,0 +1,38 @@
+name: Docker Build and Push
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build_and_push:
+    name: Build and Push
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v3
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push
+        id: docker_build
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          push: true
+          tags: ghcr.io/${{ github.repository_owner }}/timechain-nostr-bot:latest
+
+      - name: Image digest
+        run: echo ${{ steps.docker_build.outputs.digest }}

Dockerfile

@@ -0,0 +1,6 @@
+FROM python:3.9
+RUN pip install --upgrade pip
+COPY . /app
+WORKDIR /app
+RUN pip install -r requirements.txt
+CMD ["python", "-u" ,"main.py"]

createAccount.py

@@ -0,0 +1,9 @@
+from nostr.key import PrivateKey
+
+private_key = PrivateKey()
+public_key = private_key.public_key
+print(f"Private key: {private_key.bech32()}")
+print(f"Public key: {public_key.bech32()}")
+print("--------------------")
+print(f"Private key: {private_key.hex()}")
+print(f"Public key: {public_key.hex()}")

main.py

@@ -0,0 +1,41 @@
+import requests
+import time
+import ssl
+import os
+from nostr.event import Event
+from nostr.relay_manager import RelayManager
+from nostr.message_type import ClientMessageType
+from nostr.key import PrivateKey
+
+relay_manager = RelayManager()
+relay_manager.add_relay("wss://nostr.0x50.tech")
+# relay_manager.add_relay("wss://relay.damus.io")
+relay_manager.open_connections({"cert_reqs": ssl.CERT_NONE}) # NOTE: This disables ssl certificate verification
+time.sleep(1.25) # allow the connections to open
+
+env_private_key = os.environ.get("PRIVATE_KEY")
+# print the value of the environment variable, if it exists
+if not env_private_key:
+    print('The environment variable "PRIVATE_KEY" is not set.')
+    exit(1)
+
+private_key = PrivateKey(bytes.fromhex(env_private_key))
+
+while True:
+    old_block_height = 0
+    url = "https://blockchain.info/latestblock"
+    response = requests.get(url)
+    data = response.json()
+    block_height = data["height"]
+    
+    if(block_height > old_block_height):
+        print("Die aktuelle Bitcoin-Blockhöhe beträgt:", block_height)
+        event = Event(
+            content=str(block_height),
+            public_key=private_key.public_key.hex()
+        )
+        private_key.sign_event(event)
+        relay_manager.publish_event(event)
+        relay_manager.close_connections() # NEEDED?!
+        old_block_height = block_height
+    time.sleep(60)

requirements.txt

@@ -0,0 +1,3 @@
+requests
+# time
+nostr