diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..e2f47e8
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,66 @@
+FROM debian@sha256:bf338ddc710dfb9b907a29ba661b35d0f6b3eae043515c4315f64c6e93409e94
+
+LABEL MAINTAINER=chamalow <@qio8/4L4vnzq3qRD0dqKI7sTpey54u8ZWbaICfpJOZw=.ed25519>
+
+ENV DEBIAN_FRONTEND noninteractive 
+ENV RUSTUP_HOME /usr/local/rustup 
+ENV CARGO_HOME /usr/local/cargo 
+ENV PATH /usr/local/cargo/bin:$PATH 
+ENV RUST_VERSION 1.42.0
+
+COPY ./key_create_dunikey.py /usr/bin/key_create_dunikey
+COPY ./find_ssb_user_G1_pubkey.sh /usr/bin/find_ssb_user_G1_pubkey
+COPY ./tip.sh /usr/bin/tip
+
+RUN apt-get update -y && \
+    apt-get install autoconf=2.69-11.1 build-essential=12.8 python3-pip=18.1-5 python3-setuptools=44.0.0-1 python3-wheel=0.33.6-3 libsodium-dev=1.0.18-1 jq=1.6-1 make=4.2.1-1.2 git=1:2.25.1-1 gcc=4:9.2.1-3.1 base58=1.0.3-1 libtool=2.4.6-14 curl=7.68.0-1 -y  && \
+    chmod +x /usr/bin/secret2dunikey  /usr/bin/key_create_dunikey /usr/bin/find_ssb_user_G1_pubkey /usr/bin/tip && \
+    pip3  install duniterpy==0.56.0 silkaj==0.7.6 && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* && \
+    useradd -ms /bin/bash astroport
+
+RUN set -eux; \
+    dpkgArch="$(dpkg --print-architecture)"; \
+    case "${dpkgArch##*-}" in \
+        amd64) rustArch='x86_64-unknown-linux-gnu'; rustupSha256='ad1f8b5199b3b9e231472ed7aa08d2e5d1d539198a15c5b1e53c746aad81d27b' ;; \
+        armhf) rustArch='armv7-unknown-linux-gnueabihf'; rustupSha256='6c6c3789dabf12171c7f500e06d21d8004b5318a5083df8b0b02c0e5ef1d017b' ;; \
+        arm64) rustArch='aarch64-unknown-linux-gnu'; rustupSha256='26942c80234bac34b3c1352abbd9187d3e23b43dae3cf56a9f9c1ea8ee53076d' ;; \
+        i386) rustArch='i686-unknown-linux-gnu'; rustupSha256='27ae12bc294a34e566579deba3e066245d09b8871dc021ef45fc715dced05297' ;; \
+        *) echo >&2 "unsupported architecture: ${dpkgArch}"; exit 1 ;; \
+    esac; \
+    url="https://static.rust-lang.org/rustup/archive/1.21.1/${rustArch}/rustup-init"; \
+    curl -O "$url"; \
+    echo "${rustupSha256} *rustup-init" | sha256sum -c -; \
+    chmod +x rustup-init; \
+    ./rustup-init -y --no-modify-path --profile minimal --default-toolchain $RUST_VERSION; \
+    rm rustup-init; \
+    chmod -R a+w $RUSTUP_HOME $CARGO_HOME; \
+    rustup --version; \
+    cargo --version; \
+    rustc --version;
+
+
+RUN git clone https://git.scuttlebot.io/%25133ulDgs%2FoC1DXjoK04vDFy6DgVBB%2FZok15YJmuhD5Q%3D.sha256 sbotc
+WORKDIR /sbotc
+RUN make && make install
+
+WORKDIR /
+RUN git clone https://git.duniter.org/tools/dup-mnemonic-rs
+WORKDIR /dup-mnemonic-rs
+RUN cargo build --release && \
+	cp target/release/dup-mnemonic /usr/local/bin
+
+COPY ./docker/docker-entrypoint.sh /home/astroport/
+COPY ./samples /home/astroport/
+
+RUN chmod +x /home/astroport/docker-entrypoint.sh
+
+USER astroport 
+WORKDIR /home/astroport
+
+VOLUME [ "/home/astroport/.ssb/" ]
+EXPOSE 8008
+
+ENTRYPOINT [ "/bin/bash" ]
+CMD ["docker-entrypoint.sh"]
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..fe13181
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,86 @@
+version: "3"
+services:
+  redis:
+    image: redis
+  mongo:
+    image: mongo
+    volumes:
+      - mongo-data:/data
+  ohmyform:
+    image: ohmyform/ohmyform
+    #build: .
+    #volumes:
+    #  - ".:/opt/app"
+    environment:
+      CREATE_ADMIN: "TRUE"
+      SOCKET_URL: 'localhost:5000'
+      SOCKET_PORT: "5000"
+      SOCKET_PORT_EXTERN_VISIBLE: "TRUE"
+      MONGODB_URI: mongodb://mongo/ohmyform
+      REDIS_URL: redis://redis
+      MAILER_SMTP_HOST: mail
+      MAILER_SMTP_PORT: 1025
+    # command: grunt dev # override command to have livereloading on file change
+    links:
+      - mongo
+      - redis
+      - mail
+    ports:
+      - "5000:5000"
+    depends_on:
+      - mongo
+      - redis
+  mail:
+    image: mailhog/mailhog
+    ports:
+      - "5050:8025"
+  mongoexpress:
+    image: mongo-express
+    environment:
+      ME_CONFIG_MONGODB_SERVER: mongo
+    ports:
+      - "5051:8081"
+    links:
+      - mongo
+    depends_on:
+      - mongo
+  secret2dunikey:
+    build:
+      context: .
+      dockerfile: ./secret2dunikey/Dockerfile
+    volumes: 
+      - ${SSB_PATH}:/home/astroport/.ssb
+  oasis:
+    build:
+      context: .
+      dockerfile: ./oasis/Dockerfile
+    tty: true
+    ports:
+      - 3000:3000
+    volumes: 
+      - ${SSB_PATH}:/home/astroport/.ssb
+    depends_on: 
+      - secret2dunikey
+  tip:
+    build:
+      context: .
+      dockerfile: ./tip/Dockerfile
+    tty: true
+    volumes:
+      - ${SSB_PATH}:/home/astroport/.ssb
+    links:
+      - oasis
+    depends_on: 
+      - oasis
+      - secret2dunikey
+  ipfs:
+    image: ipfs/go-ipfs
+    volumes:
+      - ipfs-data:/data/ipfs
+    ports:
+      - 8080:8080
+      - 4001:4001
+      - 5001:5001
+volumes:
+  ipfs-data:
+  mongo-data:
\ No newline at end of file
diff --git a/oasis/Dockerfile b/oasis/Dockerfile
new file mode 100644
index 0000000..9d92507
--- /dev/null
+++ b/oasis/Dockerfile
@@ -0,0 +1,37 @@
+FROM debian@sha256:bf338ddc710dfb9b907a29ba661b35d0f6b3eae043515c4315f64c6e93409e94
+
+LABEL MAINTAINER=chamalow <@qio8/4L4vnzq3qRD0dqKI7sTpey54u8ZWbaICfpJOZw=.ed25519>
+
+ENV DEBIAN_FRONTEND noninteractive
+ENV NVM_INSTALL_DIR /opt/nvm 
+ENV NVM_DIR /usr/local/nvm 
+ENV NODE_VERSION v12.16.1 
+
+RUN apt-get update -y && \
+    apt-get install autoconf=2.69-11.1 build-essential=12.8 python3-pip=20.0.2-2 python3-setuptools=44.0.0-1 libsodium-dev=1.0.18-1 jq=1.6-1 make=4.2.1-1.2 git=1:2.25.1-1 gcc=4:9.2.1-3.1 base58=1.0.3-1 libtool=2.4.6-14 curl=7.68.0-1 git=1:2.25.1-1 bc=1.07.1-2+b2 -y  && \
+    pip3  install duniterpy==0.56.0 silkaj==0.7.6 && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* && \
+    useradd -ms /bin/bash astroport
+
+RUN git clone https://github.com/creationix/nvm.git $NVM_INSTALL_DIR && \
+    . $NVM_INSTALL_DIR/nvm.sh && \
+    nvm install --lts && \
+    nvm alias default $NODE_VERSION && \
+    nvm use default && \ 
+    echo "export NVM_DIR=${NVM_DIR}" > /home/astroport/.bashrc && \
+    echo ". ${NVM_INSTALL_DIR}/nvm.sh" > /home/astroport/.bashrc && \
+    chown -R astroport:astroport $NVM_DIR
+
+
+USER astroport
+RUN . ~/.bashrc && \
+    mkdir -p /home/astroport/.ssb/ && \
+    npm install -g sodium-native@3.0.0 ssb-backlinks@1.0.0 && \
+    npm install -g fraction/oasis#semver:
+
+VOLUME [ "/home/astroport/.ssb"]
+EXPOSE 3000
+EXPOSE 8008
+ENTRYPOINT ["/bin/bash"]
+CMD ["-c", ". ~/.bashrc && oasis --host 0.0.0.0 --open false && tail -f /dev/null"]
\ No newline at end of file
diff --git a/readme.md b/readme.md
index a22bdf1..a72cce1 100644
--- a/readme.md
+++ b/readme.md
@@ -90,6 +90,43 @@ The Relative Theory of Money was written in 2010 by French mathematician Stephan
 The main clients for Duniter are [Cesium](https://cesium.app/) and [Silkaj](https://mystifying-nobel-66ae54.netlify.com/)
 
 
+
+## With docker (experimental)
+
+### install docker & docker-compose
+
+[Docker](https://docs.docker.com/install/)
+[Docker-compose](https://docs.docker.com/compose/install/)
+
+### variables
+
+SSB_PATH : this is important variable to locate your ssb db path and secret file don't forget to set that.
+
+First you need to build docker image.
+
+```
+SSB_PATH=~/.ssb/ docker-compose build 
+```
+
+create your dunikey
+
+```
+ SSB_PATH=~/your-copy-ssb/ docker-compose up -d tip # only you need to run tiping part
+ SSB_PATH=~/your-copy-ssb/ docker-compose up -d # if you need to run all platform
+```
+
+run main tip script
+
+```
+container_id=$(docker ps -a -q --filter="ancestor=ssb-g1like_tip") && docker exec -ti $container_id bash  -c "/home/astroport/tip"
+```
+
+For display thank you file 
+
+```
+container_id=$(docker ps -a -q --filter="ancestor=ssb-g1like_tip") && docker cp $container_id:/home/astroport/thank-your-butts-$(date -u +%Y-week-%W).md ~ && docker exec -ti $container_id bash -c "rm -rf /home/astroport/thank-your-butts-$(date -u +%Y-week-%W).md"
+```
+
 ## Authors
 
 - **cel** (`@f/6sQ6d2CMxRUhLpspgGIulDxDCwYD7DzFzPNr7u5AU=.ed25519`)
@@ -97,3 +134,4 @@ The main clients for Duniter are [Cesium](https://cesium.app/) and [Silkaj](http
 - **Boris** (`@l5nYExWYIgDLV6BYHOJPoI97jIUyTdSm8CTLpQ0XeOg=.ed25519`)
 - **poka** (`@vDQif9KU3T78XJx+NliK+wdo1vmehHZCWqD+3X700Uk=.ed25519`)
 - **chamalow** (`@qio8/4L4vnzq3qRD0dqKI7sTpey54u8ZWbaICfpJOZw=.ed25519`)
+
diff --git a/secret2dunikey/Dockerfile b/secret2dunikey/Dockerfile
new file mode 100644
index 0000000..bbf8f30
--- /dev/null
+++ b/secret2dunikey/Dockerfile
@@ -0,0 +1,18 @@
+FROM debian@sha256:bf338ddc710dfb9b907a29ba661b35d0f6b3eae043515c4315f64c6e93409e94
+
+LABEL MAINTAINER=chamalow <@qio8/4L4vnzq3qRD0dqKI7sTpey54u8ZWbaICfpJOZw=.ed25519>
+
+ENV DEBIAN_FRONTEND noninteractive
+
+RUN apt-get update -y && \
+    apt-get install base58=1.0.3-1 python3-pip=20.0.2-2 python3-setuptools=44.0.0-1 -y && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* && \
+    useradd -ms /bin/bash astroport
+
+USER astroport
+WORKDIR /home/astroport/
+
+COPY ./secret2dunikey.sh /home/astroport/secret2dunikey.sh
+ENTRYPOINT ["/bin/bash"]
+CMD [ "secret2dunikey.sh"]
\ No newline at end of file
diff --git a/tip/Dockerfile b/tip/Dockerfile
new file mode 100644
index 0000000..aae1144
--- /dev/null
+++ b/tip/Dockerfile
@@ -0,0 +1,42 @@
+FROM debian@sha256:bf338ddc710dfb9b907a29ba661b35d0f6b3eae043515c4315f64c6e93409e94
+
+LABEL MAINTAINER=chamalow <@qio8/4L4vnzq3qRD0dqKI7sTpey54u8ZWbaICfpJOZw=.ed25519>
+
+ENV DEBIAN_FRONTEND noninteractive
+ENV NVM_INSTALL_DIR /opt/nvm 
+ENV NVM_DIR /usr/local/nvm 
+ENV NODE_VERSION v12.16.1 
+
+COPY ./tip/sbotc.sh /usr/bin/sbotc
+
+RUN apt-get update -y && \
+    apt-get install autoconf=2.69-11.1 build-essential=12.8 python3-pip=20.0.2-2 python3-setuptools=44.0.0-1 libsodium-dev=1.0.18-1 jq=1.6-1 make=4.2.1-1.2 git=1:2.25.1-1 gcc=4:9.2.1-3.1 base58=1.0.3-1 libtool=2.4.6-14 curl=7.68.0-1 git=1:2.25.1-1 bc=1.07.1-2+b2 -y  && \
+    pip3  install duniterpy==0.56.0 silkaj==0.7.6 && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* && \
+    useradd -ms /bin/bash astroport && \
+    chmod +x /usr/bin/sbotc
+
+RUN git clone https://github.com/creationix/nvm.git $NVM_INSTALL_DIR && \
+    . $NVM_INSTALL_DIR/nvm.sh && \
+    nvm install --lts && \
+    nvm alias default $NODE_VERSION && \
+    nvm use default && \ 
+    echo "export NVM_DIR=${NVM_DIR}" > /home/astroport/.bashrc && \
+    echo ". ${NVM_INSTALL_DIR}/nvm.sh" > /home/astroport/.bashrc && \
+    chown -R astroport:astroport $NVM_DIR
+
+COPY ./samples /home/astroport/samples
+COPY ./tip/tip.sh /home/astroport/tip
+COPY ./tip/sbotc.js /home/astroport/sbotc.js
+RUN chmod +x /home/astroport/samples /home/astroport/tip /home/astroport/sbotc.js
+
+USER astroport
+WORKDIR /home/astroport/
+RUN . ~/.bashrc && \
+    mkdir -p /home/astroport/.ssb/ && \
+    npm install -g sodium-native@3.0.0 ssb-backlinks@1.0.0 && \
+    npm install commander@5.0.0 ssb-client@4.9.0 pull-stream@3.6.14
+VOLUME [ "/home/astroport/.ssb"]
+ENTRYPOINT ["/bin/bash"]
+CMD ["-c", "tail" ,"-f", "/dev/null"]
diff --git a/tip/sbotc.js b/tip/sbotc.js
new file mode 100755
index 0000000..6348c97
--- /dev/null
+++ b/tip/sbotc.js
@@ -0,0 +1,56 @@
+const {program} = require("commander");
+const ssbClient = require('ssb-client');
+const pull  = require('pull-stream');
+
+let convertToInt = (value) => {
+    return parseInt(value);
+}
+
+let throwProgram = (err) => {
+    console.error(err.message);
+    process.exit(1);
+}
+
+program.version('.0.0.1');
+
+program
+    .requiredOption('-s, --host <value>', 'host name or ip of ssb-server', 'oasis')
+    .requiredOption('-p, --port <number>', 'port of ssb-server', convertToInt, 8008)
+
+/**
+* whoami command
+*/
+program
+    .command('whoami')
+    .description('return your identity')
+    .action(() => {
+        ssbClient({host:program.host, port:program.port},  (err, sbot) => {
+            if(err) throwProgram(err)
+            sbot.whoami((err, identity) =>{
+                if(err) throwProgram
+                console.log(JSON.stringify(identity));
+                sbot.close();
+            })
+        })
+    });
+
+/**
+* query 
+*/
+program
+    .command('query <query>')
+    .description('you can execute a query')
+    .action((query) => {
+        ssbClient({host:program.host, port:program.port}, (err, sbot) =>{
+            if(err) throwProgram(err);
+            pull(sbot.query.read({query:JSON.parse(query)}),pull.collect( (err, array) => {
+                if(err) throwProgram(err);
+                array.forEach((result) => {
+                    console.log(JSON.stringify(result));
+                })
+                sbot.close();
+            }))           
+        })
+    });
+
+program.parse(process.argv);
diff --git a/tip/sbotc.sh b/tip/sbotc.sh
new file mode 100644
index 0000000..83bebb1
--- /dev/null
+++ b/tip/sbotc.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+. ~/.bashrc
+
+node ~/sbotc.js $@
\ No newline at end of file
diff --git a/tip/tip.sh b/tip/tip.sh
new file mode 100755
index 0000000..cd8e5ae
--- /dev/null
+++ b/tip/tip.sh
@@ -0,0 +1,531 @@
+#!/bin/bash
+################################################################################
+#
+# Authors:
+#
+# [@cel](@f/6sQ6d2CMxRUhLpspgGIulDxDCwYD7DzFzPNr7u5AU=.ed25519)
+# [@Fred](@9BbJwPDjcyIqrOUPNn0nJZBduWdIrpMk3Cjz5MP361s=.ed25519)
+# [@Boris](@l5nYExWYIgDLV6BYHOJPoI97jIUyTdSm8CTLpQ0XeOg=.ed25519)
+# [@poka](@vDQif9KU3T78XJx+NliK+wdo1vmehHZCWqD+3X700Uk=.ed25519)
+# @[chamalow](@qio8/4L4vnzq3qRD0dqKI7sTpey54u8ZWbaICfpJOZw=.ed25519)
+#
+# Version: 1.0
+#
+# License: AGPL-3.0 (https://choosealicense.com/licenses/agpl-3.0/)
+#
+###########################################################################################
+# PREVENT DOUBLE PAYEMENT
+# ADD Ğ1 Layer 10 LOVE to message writer you like !
+############################################################################################ 
+
+# Customizable
+
+# debugMsgMode, when set to 1 does doesn't send transaction and does not update "last timestamp"
+debugMsgMode=0
+
+# If you don't want to wait
+readable=1
+
+minimumAmountPerLikeInUD="0.1"
+
+############################################################################################
+
+# Let's get Ğ1 public and private keys
+g1pub=$(cat ~/.ssb/secret.dunikey | grep "pub" | cut -d ' ' -f 2)
+g1priv=$(cat ~/.ssb/secret.dunikey | grep "sec" | cut -d ' ' -f 2)
+
+# SSB pubkey
+ssbpub=$(cat ~/.ssb/secret | grep public\" | cut -d ' ' -f 4 | cut -d '.' -f 1 | sed s/\"//g)
+
+defaultAmountPerLikeInUD="0.1"
+bold=$(tput bold)
+normal=$(tput sgr0)
+ssbMaxSize=8192
+
+baseSizeOfAMessageFile=$(wc -c samples/message.json | awk '{print $1}')
+sizeOfATagMention=$(wc -c samples/tag_mention.json | awk '{print $1}')
+sizeOfAUserMention=$(wc -c samples/user_mention.json | awk '{print $1}')
+sizeOfAPostMention=$(wc -c samples/post_mention.json | awk '{print $1}')
+
+
+############################################################################################
+#### CHECK LIKE AND SEND LOVE
+# Let's get Ğ1 account balance
+echo ""
+echo -e "${bold}Welcome${normal} to the Ğ1/SSB-like microdonation system!\n"
+if [[ $readable -eq 1 ]]; then sleep 1; fi
+echo "MMMMMMMMMMMMMNk;'cdxxd:,c0WMMMMMMMMMMMMM
+MMMMMMMMMMMMMNx,.      .;kWMMMMMMMMMMMMM
+MMMMMMMMMMMMMMMNOdlccld0NMMMMMMMMMMMMMMM
+MMMMMMMMMMMWXko:,'....',:okXWMMMMMMMMMMM
+MMMMMMMMMNk:.              .cOWMMMMMMMMM
+MMMMMMMW0:                   .c0MMMMMMMM"
+if [[ $readable -eq 1 ]]; then sleep 1; fi
+echo "MMMMMMWk.      'lxkOOkdc'    .cOWMMMMMMM
+MMMMMMO'     'kNMMMMMMMMNxcoOXWMMMMMMMMM
+MMMMMNl     '0MMMMMMMMMMMMMMMMMMMMMMMMMM
+MMMMMX;     cNMMMMMMMNOkkkkkkkkkkONMMMMM
+MMMMMNc     ;XMMMMMMMNd'         .OMMMMM
+MMMMMWx.     cKMMMMMMMWKc.       .OMMMMM
+MMMMMMNo.     .lkKXNNXKkc.       .OMMMMM"
+if [[ $readable -eq 1 ]]; then sleep 1; fi
+echo "MMMMMMMNd.       ......          .OMMMMM
+MMMMMMMMWKl.                'c:. .OMMMMM
+MMMMMMMMMMWXkc,..      ..,lkXWWO:;OMMMMM
+MMMMMMMMMMMMMMWX0OxddxO0XWMMMMMMWXNMMMMM
+MMMMMMMMMMMMMMMMNx;'',dNMMMMMMMMMMMMMMMM
+MMMMMMMMMMMMMMMMK,    '0MMMMMMMMMMMMMMMM
+MMMMMMMMMMMMMMMMNd.  .oNMMMMMMMMMMMMMMMM
+"
+if [[ $readable -eq 1 ]]; then sleep 1; fi
+printf "You know your SSB pubkey:\n%s\n\n" $ssbpub
+if [[ $readable -eq 1 ]]; then sleep 2; fi
+printf "...but did you know it is also a valid Ğ1 wallet?\n%s\n\n" $g1pub
+if [[ $readable -eq 1 ]]; then sleep 2; fi
+printf "Let's check the current balance of your wallet!\n\n"
+if [[ $readable -eq 1 ]]; then sleep 1; fi
+printf "I am interrogating the Ğ1 blockchain to check if anyone has already sent you Ğ1...\n\n"
+if [[ $readable -eq 1 ]]; then sleep 2; fi
+printf "A moment please...\n\n"
+if [[ $readable -eq 1 ]]; then sleep 1; fi
+
+silkajRelativeAmountPattern='Total\sRelative\s+=\s+(.*)\s+UD'
+
+
+duniter_servers[0]="duniter-g1.p2p.legal:443"
+duniter_servers[1]="g1.duniter.org:443"
+duniter_servers[2]="g1.presles.fr:443"
+duniter_servers[3]="balboa.altsysnet.com:10900"
+duniter_servers[4]="remuniter.cgeek.fr:16120"
+duniter_servers[5]="duniter.moul.re:443"
+duniter_servers[6]="77.152.31.154:20901"
+duniter_servers[7]="duniter.g1.1000i100.fr:443"
+
+silkajExitCode=1
+i=0
+
+while [ $silkajExitCode -ne 0 ] && [ $i -lt ${#duniter_servers[@]} ]
+do
+
+	echo "Testing server ${duniter_servers[$i]}..."
+	echo ""
+	silkajOutput=$(silkaj -p "${duniter_servers[$i]}" balance $g1pub 2>/dev/null)
+	silkajExitCode=$?
+	
+	((i++))
+done
+
+if [ $silkajExitCode -eq 1 ]
+then 
+	echo "The server did not respond well. Please try again."
+	exit 1
+fi
+
+if [[ $silkajOutput =~ $silkajRelativeAmountPattern ]]
+then
+	balance="${BASH_REMATCH[1]}"
+else
+	echo "Account balance wasn't found."
+	exit 1
+fi
+
+printf "You have ${bold}%s UDĞ1${normal} on your Duniter Ğ1 wallet.\n\n" "$balance"
+if [[ $readable -eq 1 ]]; then sleep 2; fi
+printf "Want to show your appreciation of your fellow butts' posts while helping spreading awareness about libre currencies?\n\n"
+if [[ $readable -eq 1 ]]; then sleep 3; fi
+
+
+# BEGIN timestamp computation
+self=$(sbotc whoami | jq -r .id) || exit 1
+ssb_dir=~/.${ssb_appname:-ssb}
+id_part=$(echo "$self" | sed 's/\//_/g' | tail -c +2 | head -c 9)
+state_file=$ssb_dir/likes-g1-$id_part.ts
+
+current_ts=$(date -u +%s%N | cut -b1-13)
+
+if [ -s "$state_file" ]
+then
+	last_ts=$(cat "$state_file") || exit 1
+else
+ 	# timestamp from 24h ago
+	last_ts=$((current_ts - 24*3600*1000 - 1))
+#else last_ts=null
+fi
+
+days_from_last_tx=$(( (current_ts - last_ts) / (24*60*60*1000) ))
+# END timestamp computation
+
+
+printf "First, let's see how much ❤ you gave lately...\n\n"
+if [[ $readable -eq 1 ]]; then sleep 1; fi
+
+declare -A likesNbPerAuthor
+
+declare -A likedPosts
+declare -A likesNbPerPost
+
+declare -A postsTimestamps
+
+declare -A excerpts
+
+totalLikesGiven=0
+
+process_msg() {
+
+	msg=$1
+	target_id=$(printf %s "$msg" | jq -r '.value?.content?.vote?.link') || return 1
+	target_msg=$(sbotc query '[{"$filter":{"value":{"content":{}},"key":"'"$target_id"'"}}]') || return 1
+	target_author=$(printf %s "$target_msg" | jq -r .author) || return 1
+	
+	msg_content=$(printf %s "$target_msg" | jq -r .content?.text) || return 1
+	
+	# beware of markdown !
+	msg_excerpt=${msg_content:0:10}
+	
+	#root_id=$(printf %s "$target_msg" | jq -r .content?.root) || return 1
+	#[[ $root_id = "null" ]] && root_id=$target_id
+}
+
+
+process_author() {
+	
+	author_id=$1
+	g1_author=$(echo $author_id | cut -d '.' -f 1 | cut -d '@' -f2 | base64 -d | base58)
+	author_name=$(sbotc query '[{"$filter":{"value":{"content":{"about":"'"$author_id"'"}}}}]' | jq .value?.content?.name | grep -v null | tail -n 1)
+	author_name=${author_name:1:-1}
+}
+
+authorsNb=0
+
+i=0
+
+messages=$(sbotc query '[{"$filter":{"value":{"author":"'"$self"'","content":{"type":"vote","vote":{"expression":"Like"}},"timestamp":{"$gt":'"$last_ts"'}}}}]')
+while read -r msg
+do
+	priv=$(printf %s "$msg" | jq .value.content.private)
+	if [[ $priv = true ]]
+	then
+		printf "Private message $priv, continue to next one\n" >&2
+		continue
+	fi
+
+	if ! process_msg "$msg" 
+	then
+		msg_id=$(printf %s "$msg" | jq -r .key)
+		printf '\nUnable to process message %s\n' "$msg_id" >&2
+		exit 1
+	fi
+	
+	if [[ $g1_author = $g1pub ]]; then
+	
+		echo "I LIKE MY MESSAGE $target_id"
+		
+	else
+		
+		((totalLikesGiven++))
+		
+		if [[ ${likesNbPerAuthor[$target_author]} -eq 0 ]]
+		then
+			likesNbPerAuthor[$target_author]=1
+			likedPosts[$target_author]=""
+		else
+			likesNbPerAuthor[$target_author]=$((${likesNbPerAuthor[$target_author]} + 1))
+		fi
+		
+		
+		if [[ ${likesNbPerPost[$target_id]} -eq 0 ]]
+		then
+			likesNbPerPost[$target_id]=1
+			
+			likedPosts[$target_author]+=$target_id
+			likedPosts[$target_author]+="\n"
+		else
+			((likesNbPerPost[$target_id]++))
+		fi
+		
+		
+		excerpts[$target_id]=$msg_excerpt
+	
+		# We cannot use this anymore
+		# (now saving current_ts once all tx have been sent)
+		#
+		# if ! postsTimestamps[$target_id]=$(printf %s "$msg" | jq -r .value.timestamp)
+		#then
+		#	printf 'Unable to get message timestamp\n' >&2
+		#	exit 1
+		#fi
+		
+		((i++))
+	fi
+done < <(echo "$messages" | jq -c)
+
+if [[ $totalLikesGiven -eq 0 ]] 
+then
+	printf "You did not give any like during the past %s days or they have already been processed.\n\n" "$days_from_last_tx"
+	printf "Try again in a few days.\n\n"
+fi
+
+printf "You gave ${bold}%s❤${normal} during the past %s days.\n\n" "$totalLikesGiven" "$days_from_last_tx"
+if [[ $readable -eq 1 ]]; then sleep 2; fi
+
+tx_are_possible=0
+
+while [[ $tx_are_possible -eq 0 ]]
+do
+	
+	printf "How many UDĞ1 do you want to send per each like you gave? (minimum is ${bold}%s UDĞ1${normal}) " "$minimumAmountPerLikeInUD"
+	read a
+	printf "\n"
+	
+	if [[ -z $a ]]
+	then
+		amountPerLikeInUD=$minimumAmountPerLikeInUD
+	else
+		amountPerLikeInUD=$a
+	fi
+
+	amountGiven=$(echo "$totalLikesGiven * $amountPerLikeInUD" | bc -l)
+	
+	
+	has_enough_money=$(( $(echo "$amountGiven <= $balance" | bc -l) ))
+	amountPerLike_is_enough=$(( $(echo "$amountPerLikeInUD >= $minimumAmountPerLikeInUD" | bc -l) ))
+	tx_are_possible=$(( $has_enough_money && $amountPerLike_is_enough ))
+	
+	if [[ $readable -eq 1 ]]; then sleep 1; fi
+	
+	if [[ $tx_are_possible -eq 0 ]] ; then
+		
+		if [[ $has_enough_money -eq 0 ]] ; then
+
+			printf "You don't have enough UDĞ1 to send all transactions.\n\n"
+			if [[ $readable -eq 1 ]]; then sleep 1; fi
+			printf "${bold}%s UDĞ1${normal} are needed.\n\n" "$amountGiven"
+			if [[ $readable -eq 1 ]]; then sleep 1; fi
+		elif  [[ $amountPerLike_is_enough -eq 0 ]] ; then
+			
+			printf "Minimum amount per like is %s UDĞ1.\n\n" $minimumAmountPerLikeInUD
+			if [[ $readable -eq 1 ]]; then sleep 1; fi
+			
+		fi
+		
+		printf "Try again with a different amount per like.\n\n"
+		maxAmountPerLike=$(awk -vp=$balance -vq=$totalLikesGiven 'BEGIN{printf "%.2f" ,p / q}')
+		if [[ $readable -eq 1 ]]; then sleep 1; fi
+		printf "Maximum amount per like possible: ${bold}%s UDĞ1${normal}\n\n" "$maxAmountPerLike"
+		if [[ $readable -eq 1 ]]; then sleep 1; fi
+	else
+		newBalance=$(echo "$balance - $amountGiven" | bc -l)
+		printf "${bold}%s UDĞ1${normal} will be given.\n\n" "$amountGiven"
+		if [[ $readable -eq 1 ]]; then sleep 1; fi
+		printf "After sending transactions, your new balance will be ${bold}%s UDĞ1${normal}\n\n" "$newBalance"
+		if [[ $readable -eq 1 ]]; then sleep 1; fi
+		printf "Press ENTER to continue: " && read
+		printf "\n"
+	fi
+done
+
+# Let's construct thank you posts (tyPosts) and send transactions!
+
+tyPostIndex=0
+tyPosts[0]=""
+tyPosts[0]+="# I tipped you for your posts!\n\n"
+tyPosts[0]+=$(printf "Huge thanks to the ScuttleButt community for all the fascinating posts you allowed me to read in the past %s days." "$days_from_last_tx")
+tyPosts[0]+="\n\nAs a means to thank you further, I have just sent you #Ğ1 libre money.\n\n"
+tyPosts[0]+="These messages, though they might feel spammy (sorry) are also a way for the Ğ1 community to spread awareness about [libre currencies](https://libre-currency.org/) so we can build #resilience at every level.\n\n"
+tyPosts[0]+="You can learn how to spend your freshly earned money at [https://git.p2p.legal/Axiom-Team/ssb-g1-tip](https://git.p2p.legal/Axiom-Team/ssb-g1-tip)\n\n"
+tyPosts[0]+="Below is the list of SSB users whose content I liked recently, and the amount each one was given:\n\n"
+tableHeaders='| thanks to | for their posts | tip |\n'
+tableHeaders+='| --- | --- | ---- |\n'
+sizeOfTableHeaders=$(printf "%s" "$tableHeaders" | wc -c)
+tyPosts[0]+=$tableHeaders
+
+# for message size calculation
+# update following if you add tags in the message :
+tags[0]="Ğ1"
+tags[1]="resilience"
+
+sizeOfTags=0
+for t in ${!tags[@]}
+do
+	tagSize=$(printf "%s" "${tags[t]}" | wc -c)
+	
+	(( sizeOfTags+=sizeOfATagMention + tagSize ))
+done
+
+firstPostContentSize=$(printf "%s" "${tyPosts[0]}" | wc -c)
+tyPostsSizes[0]=$((baseSizeOfAMessageFile + firstPostContentSize + sizeOfTags))
+
+nbOfAuthors=${#likesNbPerAuthor[@]}
+authorNum=1
+
+for author_id in ${!likesNbPerAuthor[@]}
+do
+	process_author $author_id
+	
+	# (Legacy) saving authors we have already mentionned in a message
+	likedAuthorsFile=$ssb_dir/db/g1likes
+	if [ ! -f $likedAuthorsFile ]; then
+		touch $likedAuthorsFile
+	fi
+
+	if ! grep -Fxq $author_id $likedAuthorsFile; then
+		echo $author_id >> $likedAuthorsFile
+	fi
+	
+	
+	tipAmount=$(bc <<< "${likesNbPerAuthor[$author_id]} * $amountPerLikeInUD")
+	newLine=''
+	newLine+=$(printf "| [@%s](%s) " "$author_name" "$author_id")
+	newLine+="| "
+	
+	sizeOfAuthorName=$(printf "%s" "$author_name" | wc -c)
+	sizeOfAuthorId=$(printf "%s" "$author_id" | wc -c)
+	newLineSize=0
+	(( newLineSize+=sizeOfAUserMention + sizeOfAuthorName + sizeOfAuthorId))
+	
+	
+	p=${likedPosts[$author_id]}
+	thisAuthorLikedPosts=( ${p//\\n/ } )
+	
+	isFirstPostOfThisAuthor=1
+	
+	for likedPostId in ${thisAuthorLikedPosts[@]}
+	do
+		if [[ $isFirstPostOfThisAuthor -eq 1 ]]
+		then
+			isFirstPostOfThisAuthor=0
+		else
+			newLine+=", "
+			(( newLineSize+=2 ))
+		fi
+		
+		newLine+=$(printf " %s❤" "${likesNbPerPost[$likedPostId]}")
+		newLine+=$(printf "[\`%s\`](%s)" "${excerpts[$likedPostId]}" "$likedPostId")
+		
+		sizeOfExcerpt=${#excerpts[$likedPostId]}
+		(( sizeOfExcerpt+=2 )) # for before ` and after `
+		sizeOfLikedPostId=$(printf "%s" "$likedPostId" | wc -c)
+		(( newLineSize+=sizeOfAPostMention + sizeOfExcerpt + sizeOfLikedPostId ))
+		
+	done
+	
+	newLine+=$(printf "| %s UDĞ1 " "$tipAmount")
+	
+	newLine+="|\n"
+	
+	
+	(( newLineSize+=$(printf "%s" "$newLine" | wc -c) ))
+	
+	# printf "total size: %s\n\n" "$((${tyPostsSizes[$tyPostIndex]} + $newLineSize))"
+	
+	
+	# If adding new line would exceed max size, we create a new thank you post
+	
+	sizeWithNewLine=${tyPostsSizes[$tyPostIndex]}
+	(( sizeWithNewLine+=newLineSize ))
+	
+	if [[ $sizeWithNewLine -gt $ssbMaxSize ]]
+	then
+		printf "size before split: %s\n\n" "${tyPostsSizes[$tyPostIndex]}"
+		printf "size with new line: %s\n\n" "$sizeWithNewLine"
+		printf "size of new line: %s\n\n" "$newLineSize"
+		
+		(( tyPostIndex++ ))
+		tyPosts[$tyPostIndex]+=$tableHeaders
+		(( tyPostsSizes[$tyPostIndex]=baseSizeOfAMessageFile + sizeOfTableHeaders ))
+	fi
+	
+	tyPosts[$tyPostIndex]+=$newLine
+	(( tyPostsSizes[$tyPostIndex]+=newLineSize ))
+	
+	
+	if [[ $debugMsgMode -eq 0 ]]
+	then
+	
+		if [[ $authorNum -ne 1 ]]
+		then
+			sleep 20 # DO NOT OVER CHARGE DUNITER
+		fi
+		
+		#printf '%s\n' "silkaj -af --file ~/.ssb/secret.dunikey tx --output $g1_author --amountUD $tipAmount --comment "Thx for your cool posts on ScuttleButt"
+		silkaj -p "$duniter_server" -af --file ~/.ssb/secret.dunikey tx --output $g1_author --amountUD $tipAmount --comment "Thx for your cool posts on ScuttleButt" -y 2>/dev/null
+		
+		printf "\n${bold}%s UDĞ1${normal} sent to %s!\n\n" "$tipAmount" "$author_name" 
+	fi
+	
+	(( authorNum++ ))
+done
+
+# Let's save the current timestamp
+if [[ $debugMsgMode -eq 0 ]]
+then
+	if ! echo "$current_ts" > "$state_file"~
+	then
+		printf 'Unable to write to backup state file.\n' >&2
+		exit 1
+	fi
+
+	if ! mv "$state_file"~ "$state_file"
+	then
+		printf 'Unable to write to state file. Update state file manually to prevent tips to %s from being processed twice.\n' "$author_name" >&2
+		exit 1
+	fi
+fi
+
+printf "\n%s UDĞ1 sent to %s butts!\n\n" "$amountGiven" "${#likesNbPerAuthor[@]}"
+
+# Let's publicly thank everyone!
+#echo -e "${tyPosts[$n]}"
+
+# the following produces error:
+# "sbotc: unexpected end of parent stream"
+# must be a non-escaped quote problem...
+#thank_you_msg=$(printf "%q" "${tyPosts[$n]}")
+#sbotc publish '{"type":"post","text":"'"$thank_you_msg"'"}' 2>&1>/dev/null
+
+printf "What now ?\n\n"
+
+if [[ $readable -eq 1 ]]; then sleep 1; fi
+
+date=$(date -u +%Y-week-%W)
+
+if [[ ${#tyPosts[@]} -eq 1 ]]
+then
+	msg_filename=thank-your-butts-$date
+	echo -e ${tyPosts[$n]} > ~/$msg_filename.md
+else
+	for i in ${!tyPosts[@]}
+	do
+		part=$((i + 1))
+		msg_filename=thank-your-butts-$date
+		echo -e ${tyPosts[$i]} > ~/$msg_filename-part-$part.md
+	done
+fi
+
+printf "A surprise is awaiting in your home dir (~).\n\n"
+
+if [[ $readable -eq 1 ]]; then sleep 2; fi
+
+if [[ ${#tyPosts[@]} -eq 1 ]]
+then 
+	printf "It's a file.\n\n"
+	if [[ $readable -eq 1 ]]; then sleep 2; fi
+	printf "It's called $msg_filename.md\n\n"
+else
+	printf "It's %s files.\n\n" "${#tyPosts[@]}"
+	if [[ $readable -eq 1 ]]; then sleep 2; fi
+	printf "The first one is called $msg_filename-part-1.md.\n\n"
+fi
+
+if [[ $readable -eq 1 ]]; then sleep 2; fi
+
+printf "Customize it to your needs to thank your fellow butts publicly and help spread awareness about libre currencies :-)\n\n"
+
+if [[ $readable -eq 1 ]]; then sleep 3; fi
+
+printf "Then delete it.\n\n"
+
+if [[ $readable -eq 1 ]]; then sleep 2; fi
+
+printf "...because it won't self-destruct, haha :D \n\n"
+